@booklet {4644,
	title = {ROWE, R.B. 1958. Niobium (columbium) deposits of Canada. Economic Geology, Geological Survey of Canada, 18: 1-108.},
	year = {1958},
	note = {ROWE, R.B. 1958. Niobium (columbium) deposits of Canada. Economic Geology, Geological Survey of Canada, 18: 1-108.}
}
@booklet {4658,
	title = {ROWE, R.B. 1958. Niobium (columbium) deposits of Canada. Economic Geology, Geological Survey of Canada, 18: 1-108.},
	year = {1958},
	note = {ROWE, R.B. 1958. Niobium (columbium) deposits of Canada. Economic Geology, Geological Survey of Canada, 18: 1-108.}
}
@booklet {4802,
	title = {ROWE, R.B. 1958. Niobium (columbium) deposits of Canada. Economic Geology, Geological Survey of Canada, 18: 1-108.},
	year = {1958},
	note = {ROWE, R.B. 1958. Niobium (columbium) deposits of Canada. Economic Geology, Geological Survey of Canada, 18: 1-108.}
}
@booklet {4832,
	title = {TILLEY, C.E. 1958. Problems of alkali rock genesis. Quarterly Journal of the Geological Society of London, 173: 323-60.},
	year = {1958},
	note = {TILLEY, C.E. 1958. Problems of alkali rock genesis. Quarterly Journal of the Geological Society of London, 173: 323-60.}
}
@booklet {4850,
	title = {TUTTLE, O.F. and BOWEN, N.L. 1958. Origin of granite in the light of experimental studies in the system NaAlSi3O8-KAlSi3O8-SiO2-H2O. Memoir, Geological Society of America, 74: 1-153.},
	year = {1958},
	note = {TUTTLE, O.F. and BOWEN, N.L. 1958. Origin of granite in the light of experimental studies in the system NaAlSi3O8-KAlSi3O8-SiO2-H2O. Memoir, Geological Society of America, 74: 1-153.}
}
@booklet {5565,
	title = {HUNT, C.B. 1958. Structural and igneous geology of the La Sal Mountains, Utah. Professional Paper, United States Geological Survey, 294-I: 305-64.},
	year = {1958},
	note = {HUNT, C.B. 1958. Structural and igneous geology of the La Sal Mountains, Utah. Professional Paper, United States Geological Survey, 294-I: 305-64.}
}
@booklet {5676,
	title = {MERRITT, C.A. 1958. Igneous geology of the Lake Altus area, Oklahoma. Bulletin, Oklahoma Geological Survey, 76: 1-70.},
	year = {1958},
	note = {MERRITT, C.A. 1958. Igneous geology of the Lake Altus area, Oklahoma. Bulletin, Oklahoma Geological Survey, 76: 1-70.}
}
@booklet {5713,
	title = {GORDON, M., TRACEY, J.I. and ELLIS, M.W. 1958. Geology of the Arkansas bauxite region. Professional Paper, United States Geological Survey, 299: 1-268.},
	year = {1958},
	note = {GORDON, M., TRACEY, J.I. and ELLIS, M.W. 1958. Geology of the Arkansas bauxite region. Professional Paper, United States Geological Survey, 299: 1-268.}
}
@booklet {5716,
	title = {GORDON, M., TRACEY, J.I. and ELLIS, M.W. 1958. Geology of the Arkansas bauxite region. Professional Paper, United States Geological Survey, 299: 1-268.},
	year = {1958},
	note = {GORDON, M., TRACEY, J.I. and ELLIS, M.W. 1958. Geology of the Arkansas bauxite region. Professional Paper, United States Geological Survey, 299: 1-268.}
}
@booklet {5795,
	title = {GORDON, M., TRACEY, J.I. and ELLIS, M.W. 1958. Geology of the Arkansas bauxite region. Professional Paper, United States Geological Survey, 299: 1-268},
	year = {1958},
	note = {GORDON, M., TRACEY, J.I. and ELLIS, M.W. 1958. Geology of the Arkansas bauxite region. Professional Paper, United States Geological Survey, 299: 1-268}
}
@booklet {5813,
	title = {ASLANYAN, A.T. 1958. Regional geology of Armenia. Aipetrat, Erevan. 430 pp.},
	year = {1958},
	note = {ASLANYAN, A.T. 1958. Regional geology of Armenia. Aipetrat, Erevan. 430 pp.}
}
@booklet {5925,
	title = {IZRAILEVA, P.M. and TUROVSKY, S.D. 1958. The Ortotokoisky massif of giant-grained and giant-porphyritic syenites. Guidebook around North Kirgizia. Trudy of the 2nd Petrographical Conference. Academy of Sciences, Kirgiz SSR. Frunze. 11-25.},
	year = {1958},
	note = {IZRAILEVA, P.M. and TUROVSKY, S.D. 1958. The Ortotokoisky massif of giant-grained and giant-porphyritic syenites. Guidebook around North Kirgizia. Trudy of the 2nd Petrographical Conference. Academy of Sciences, Kirgiz SSR. Frunze. 11-25.}
}
@booklet {6115,
	title = {BILIBIN, Yu.A. 1958. Selected Works. I. USSR Academy of Sciences, Moscow. 432 pp.},
	year = {1958},
	note = {BILIBIN, Yu.A. 1958. Selected Works. I. USSR Academy of Sciences, Moscow. 432 pp.}
}
@booklet {6128,
	title = {BILIBIN, Yu.A. 1958. Selected Works. I. USSR Academy of Sciences, Moscow. 432 pp.},
	year = {1958},
	note = {BILIBIN, Yu.A. 1958. Selected Works. I. USSR Academy of Sciences, Moscow. 432 pp.}
}
@booklet {6273,
	title = {ELISEEV, N.A. 1958a. Alkaline granites of the Chagvedaiv massif. In Alkaline granites of the Kola peninsula. 208-12. Izdatelstvo Akademii Nauk SSSR, Moscow and Leningrad.},
	year = {1958},
	note = {ELISEEV, N.A. 1958a. Alkaline granites of the Chagvedaiv massif. In Alkaline granites of the Kola peninsula. 208-12. Izdatelstvo Akademii Nauk SSSR, Moscow and Leningrad.}
}
@booklet {6715,
	title = {BILIBIN, U.A. 1958. Selected publications 1. USSR Academy of Sciences Publishing House, Moscow. 432 pp.},
	year = {1958},
	note = {BILIBIN, U.A. 1958. Selected publications 1. USSR Academy of Sciences Publishing House, Moscow. 432 pp.}
}
@booklet {6720,
	title = {BILIBIN, U.A. 1958. Selected publications 1. USSR Academy of Sciences Publishing House, Moscow. 432 pp.},
	year = {1958},
	note = {BILIBIN, U.A. 1958. Selected publications 1. USSR Academy of Sciences Publishing House, Moscow. 432 pp.}
}
@booklet {6729,
	title = {BILIBIN, U.A. 1958. Selected publications 1. USSR Academy of Sciences Publishing House, Moscow. 432 pp.},
	year = {1958},
	note = {BILIBIN, U.A. 1958. Selected publications 1. USSR Academy of Sciences Publishing House, Moscow. 432 pp.}
}
@booklet {6903,
	title = {DENAEYER, M.-E. 1958. Les syenites feldspathoidiques du Kivu et leur role dans la genese des laves des Virunga. Bulletin de la Societe Belge de Geologie de Paleontologie et d{\textquoteright}Hydrologie (Bruxelles), 67: 459-87.},
	year = {1958},
	note = {DENAEYER, M.-E. 1958. Les sy{\'e}nites feldspatho{\"\i}diques du Kivu et leur r{\^o}le dans la gen{\`e}se des laves des Virunga. Bulletin de la Soci{\'e}t{\'e} Belge de G{\'e}ologie de Pal{\'e}ontologie et d{\textquoteright}Hydrologie (Bruxelles), 67: 459-87.}
}
@booklet {6909,
	title = {DENAEYER, M.-E. 1958. Les syenites feldspathoidiques du Kivu et leur role dans la genese des laves des Virunga. Bulletin de la Societe Belge de Geologie de Paleontologie et d{\textquoteright}Hydrologie (Bruxelles), 67: 459-87.},
	year = {1958},
	note = {DENAEYER, M.-E. 1958. Les sy{\'e}nites feldspatho{\"\i}diques du Kivu et leur r{\^o}le dans la gen{\`e}se des laves des Virunga. Bulletin de la Soci{\'e}t{\'e} Belge de G{\'e}ologie de Pal{\'e}ontologie et d{\textquoteright}Hydrologie (Bruxelles), 67: 459-87.}
}
@booklet {7117,
	title = {BAKER, B.H. 1958. Geology of the Magadi area. Report, Geological Survey of Kenya, 42: 1-81.BAKER, B.H. 1963b. Geology of the area south of Magadi. Report, Geological Survey of Kenya, 61: 1-27.BAKER, B.H., WILLIAMS, L.A.J., MILLER, J.A. and FITCH, F.J. 197},
	year = {1958},
	note = {BAKER, B.H. 1958. Geology of the Magadi area. Report, Geological Survey of Kenya, 42: 1-81.BAKER, B.H. 1963b. Geology of the area south of Magadi. Report, Geological Survey of Kenya, 61: 1-27.BAKER, B.H., WILLIAMS, L.A.J., MILLER, J.A. and FITCH, F.J. 1971. Sequence and geochronology of the Kenya Rift volcanics. Tectonophysics, 11: 191-215. BAKER, B.H., GOLES, G.G., LEEMAN, W.P. and LINDSTROM, M.M. 1977. Geochemistry and petrogenesis of a basalt-benmoreite-trachyte suite from the southern part of the Gregory Rift, Kenya. Contributions to Mineralogy and Petrology, 64: 303-32. SAGGERSON, E.P. 1966. Geology of the Loita Hills area. Report, Geological Survey of Kenya, 71: 1-60.SAGGERSON, E.P. and WILLIAMS, L.A.J. 1964. Ngurumanite from southern Kenya and its bearing on the origin of rocks in the northern Tanganyika alkaline district. Journal of Petrology, 5: 40-81.}
}
@booklet {7118,
	title = {BAKER, B.H. 1958. Geology of the Magadi area. Report, Geological Survey of Kenya, 42: 1-81.BAKER, B.H., WILLIAMS, L.A.J., MILLER, J.A. and FITCH, F.J. 1971. Sequence and geochronology of the Kenya Rift volcanics. Tectonophysics, 11: 191-215.FAIRHEAD, J.D.},
	year = {1958},
	note = {BAKER, B.H. 1958. Geology of the Magadi area. Report, Geological Survey of Kenya, 42: 1-81.BAKER, B.H., WILLIAMS, L.A.J., MILLER, J.A. and FITCH, F.J. 1971. Sequence and geochronology of the Kenya Rift volcanics. Tectonophysics, 11: 191-215.FAIRHEAD, J.D., MITCHELL, J.G. and WILLIAMS, L.A.J. 1972. New K/Ar determinations on rift volcanics of S. Kenya and their bearing on age of rift faulting. Nature Physical Science, 238: 66-9.}
}
@booklet {7121,
	title = {BAKER, B.H. 1958. Geology of the Magadi area. Report, Geological Survey of Kenya, 42: 1-81.FAIRBURN, W.A. 1963. Geology of the North Machakos-Thika area. Report, Geological Survey of Kenya, 59: 1-43.MATHESON, F.J. 1966. Geology of the Kajiado area. Report},
	year = {1958},
	note = {BAKER, B.H. 1958. Geology of the Magadi area. Report, Geological Survey of Kenya, 42: 1-81.FAIRBURN, W.A. 1963. Geology of the North Machakos-Thika area. Report, Geological Survey of Kenya, 59: 1-43.MATHESON, F.J. 1966. Geology of the Kajiado area. Report, Geological Survey of Kenya, 70: 1-51.}
}
@booklet {7528,
	title = {DELANEY, F.M. 1958. Observations on the Sabaloka series of the Sudan. Transactions of the Geological Society of South Africa, 61: 111-24.VAIL, J.R. 1985. Alkaline ring complexes in Sudan. Journal of African Earth Sciences, 3: 51-9.},
	year = {1958},
	note = {DELANEY, F.M. 1958. Observations on the Sabaloka series of the Sudan. Transactions of the Geological Society of South Africa, 61: 111-24.VAIL, J.R. 1985. Alkaline ring complexes in Sudan. Journal of African Earth Sciences, 3: 51-9.}
}
@booklet {7530,
	title = {DELANEY, F.M. 1958. Observations on the Sabaloka series of the Sudan. Transactions of the Geological Society of South Africa, 61: 111-24.MULLER-SOHNIUS, D and HORN, P. 1994. K-Ar dating of ring complexes and fault systems in Northern Kordofan, Sudan: evid},
	year = {1958},
	note = {DELANEY, F.M. 1958. Observations on the Sabaloka series of the Sudan. Transactions of the Geological Society of South Africa, 61: 111-24.MULLER-SOHNIUS, D and HORN, P. 1994. K-Ar dating of ring complexes and fault systems in Northern Kordofan, Sudan: evidence for independent magmatic and tectonic activity. Geologische Rundschau, 83: 604-13.}
}
@booklet {7537,
	title = {DELANEY, F.M. 1958. Observations on the Sabaloka series of the Sudan. Transactions of the Geological Society of South Africa, 61: 111-24.HOHNDORF, A., MEINHOLD, K-D. and VAIL, J.R. 1994. Geochronology of anorogenic igneous complexes in the Sudan: isotopic},
	year = {1958},
	note = {DELANEY, F.M. 1958. Observations on the Sabaloka series of the Sudan. Transactions of the Geological Society of South Africa, 61: 111-24.HOHNDORF, A., MEINHOLD, K-D. and VAIL, J.R. 1994. Geochronology of anorogenic igneous complexes in the Sudan: isotopic investigations in North Kordofan, the Nubian Desert and the Red Sea Hills. Journal of African Earth Sciences, 19: 3-15.MULLER-SOHNIUS, D and HORN, P. 1994. K-Ar dating of ring complexes and fault systems in Northern Kordofan, Sudan: evidence for independent magmatic and tectonic activity. Geologische Rundschau, 83: 604-13.J.R. Vail, pers. comm., 2000.}
}
