@booklet {7670,
	title = {FERNANDES, T.R.C. 1989. Dorowa and Shawa: late Palaeozoic to Mesozoic carbonatite complexes in Zimbabwe. In. A.H.J. Notholt, R.P. Sheldon and D.F. Davidson (eds), Phosphate deposits of the world. 2. Phosphate rock resources. 171-5. Cambridge University Pr},
	year = {1989},
	note = {FERNANDES, T.R.C. 1989. Dorowa and Shawa: late Palaeozoic to Mesozoic carbonatite complexes in Zimbabwe. In. A.H.J. Notholt, R.P. Sheldon and D.F. Davidson (eds), Phosphate deposits of the world. 2. Phosphate rock resources. 171-5. Cambridge University Press, Cambridge.HARMER, R.E., LEE, C.A. and EGLINGTON, B.M. 1998. A deep source for carbonatite magmatism: evidence from the nephelinites and carbonatites of the Buhera district, SE Zimbabwe. Earth and Planetary Science Letters, 158: 131-42.JOHNSON, R.L. 1961. The geology of the Dorowa and Shawa carbonatite complexes, Southern Rhodesia. Transactions of the Geological Society of South Africa, 44: 101-45.JOHNSON, R.L. 1966. The Shawa and Dorowa Carbonatite complexes, Rhodesia. In O.F. Tuttle and J. Gittins (eds), Carbonatites. 205-24. John Wiley, New York.LEE, C.A. and REID, A.B. 1977. A gravity survey of the Shawa carbonatite complex, Rhodesia. Transactions of the Geological Society of South Africa, 80: 43-5.NICOLAYSEN, L.O., BURGER, A.J. and JOHNSON, R.L. 1962. The age of the Shawa carbonatite complex. Transactions of the Geological Society of South Africa, 65: 293-4.}
}
