Sidi Daoui-Recette 4

ANONYMOUS, INTRODUCING OCP, BROCHURE, N.D., P. 108.ANONYMOUS, 1973/77 EXPANSION PLAN, BROCHURE, N.D., P. 112.DEVOTO, R. H. AND STEVENS, D. N., URANIFEROUS PHOSPHATERESOURCES OF THE FREE WORLD, U.S. DEPT. ENERGY CONTRACT, GJBX-110 (79), 1979, P. 401-404.TRIP REPORT OF MEETING IN CASABLANCA OFFICE OF OCP, MAY1981. - CONFIDENTIAL.DMA SERIES 1501 MAP, SHEET NI 29-16, SCALE 1:250,000.STOWASSER, W., BUREAU OF MINES MEMO, JUNE 11, 1979.SHEKARCHI, E. AND MORSE, D., FIELD TRIP NOTES, MAY-JUNE1978, INTL. DATA AND ANALYSIS, U.S.B.M.BRITISH SULPHUR CORP. LTD., A WORLD SURVEY OF PHOSPHATEDEPOSITS, 3RD ED., LONDON, 1969, P. 104.NORTHOLT, A. J. G., ECONOMIC GEOLOGY AND DEVELOPMENT OFIGNEOUS PHOSPHATE DEPOSITS IN EUROPE AND THE USSR: AIMEANNUAL MEETING, DENVER, FEB/MAR 1978.