@booklet {4516,
	title = {BARBOSA, O. 1933. Eruptivas de Lages, Santa Catarina. Boletim Servico Geologico e Mineralogico, Rio de Janeiro, 69: 15-8.},
	year = {1933},
	note = {BARBOSA, O. 1933. Eruptivas de Lages, Santa Catarina. Boletim Servico Geologico e Mineralogico, Rio de Janeiro, 69: 15-8.}
}
@booklet {4601,
	title = {BARBOSA, O. 1933. Eruptivas de Lages, Santa Catarina. Boletim Servico Geologico e Mineralogico, Rio de Janeiro, 69: 15-8.},
	year = {1933},
	note = {BARBOSA, O. 1933. Eruptivas de Lages, Santa Catarina. Boletim Servico Geologico e Mineralogico, Rio de Janeiro, 69: 15-8.}
}
@booklet {5991,
	title = {AINBERG, L.F. 1933. The Azov region alkaline massif. Trudy Vsesoyuznogo Geologo-Razvedochnogo Ob{\textquoteright}edineniya. 196: 48-64.},
	year = {1933},
	note = {AINBERG, L.F. 1933. The Azov region alkaline massif. Trudy Vsesoyuznogo Geologo-Razvedochnogo Ob{\textquoteright}edineniya. 196: 48-64.}
}
@booklet {6904,
	title = {COMBE, A.D. and SIMMONS, W.C. 1933. The geology of the volcanic area of Bufumbira, South-west Uganda. Geological Survey of Uganda, Memoir, 3 (Part 1): 1-150.DENAEYER, M.E. 1972. Les laves du fosse tectonique de l{\textquoteright}Afrique Centrale (Kivu, Toro-Ankole). I. S},
	year = {1933},
	note = {COMBE, A.D. and SIMMONS, W.C. 1933. The geology of the volcanic area of Bufumbira, South-west Uganda. Geological Survey of Uganda, Memoir, 3 (Part 1): 1-150.DENAEYER, M.E. 1972. Les laves du foss{\'e} tectonique de l{\textquoteright}Afrique Centrale (Kivu, Toro-Ankole). I. Suppl{\'e}ment au recueil d{\textquoteright}analyses de 1965. II. Magmatologie. Annales, Mus{\'e}e Royal de l{\textquoteright}Afrique Centrale, Tervuren, Belgique. Serie In 8(, Sciences G{\'e}ologiques, 72: 1-134.DENAEYER, M-E., SCHELLINCK, F. and COPPEZ, A. 1965. Recueil d{\textquoteright}analyses des laves du foss{\'e} tectonique de l{\textquoteright}Afrique Centrale (Kivu, Rwanda, Toro-Ankole). Annales, Mus{\'e}e Royal de l{\textquoteright}Afrique Centrale, Tervuren, Belgique. Serie In 8(, Sciences G{\'e}ologiques, 49: 1-234.HOLMES, A. and HARWOOD, H.F. 1937. The volcanic area of Bufumbira. Part 2. The petrology of the volcanic field of Bufumbira, south-west Uganda, and of other parts of the Birunga field. Geological Survey of Uganda, Memoir, 3 (Part 2): 1-300.THONNARD, R.L.G. and DENAEYER, M.-E. 1965. Carte volcanologique des Virunga (Afrique centrale). Feuille No. 1. 1:50,000 and Introduction generale et Notice Explicative de la Feuille No 1. Centre National de Volcanologique (Belgique), Bruxelles}
}
@booklet {7290,
	title = {GEVERS, T.W. 1933. Kaoko-eruptives and alkali-rocks at Cape Cross, S.W. Africa. Transactions and Proceedings of the Geological Society of South Africa, 35: 85-96.HARRIS, C. 1995. Oxygen isotope geochemistry of the Mesozoic anorogenic complexes of Damarala},
	year = {1933},
	note = {GEVERS, T.W. 1933. Kaoko-eruptives and alkali-rocks at Cape Cross, S.W. Africa. Transactions and Proceedings of the Geological Society of South Africa, 35: 85-96.HARRIS, C. 1995. Oxygen isotope geochemistry of the Mesozoic anorogenic complexes of Damaraland, northwest Namibia: evidence for crustal contamination and its effect on silica saturation. Contributions to Mineralogy and Petrology, 122: 308-21.MILNER, S.C., LE ROEX, A.P. and O{\textquoteright}CONNOR, J.M. 1995. Age of Mesozoic igneous rocks in northwestern Namibia, and their relationship to continental breakup. Journal of the Geological Society of London, 152: 97-104.}
}
