| Reference | {Deposit:: BRITISH SULPHUR CORP. LTD., 1980: WORLD SURVEY OF PHOSPHATE DEPOSITS, 4TH ED., LONDON}{Deposit:: SALVAN, H., 1960: LES PHOSPHATES DE CHAUX SEDIMENTAIRES DU MAROC. NOTES MAROC. SOC. GEOGR. MAROC, NO.14, P.7-20, RABAT}{Deposit:: BOUJO, A., 1972: CONTRIBUTION A *TUDE GEOLOGIQUE DU GISEMENT GANNTOUR. THESIS, UNIVERSITY STRASBOURG,- PUBLISHED 1976 - NOTES ET MEM. SERV. GEOL. MAROC NO.262}{Deposit:: WADJINNY, A., 1979: MILIEU DE SEDIMENTATION... COUCHES INFERIEURES DE LA SERIE PHOSPHATE DE BEN GUERIR. THESIS, UNIVERSITY STRASBOURG}{Production:: INFORMATION OBTAINED DURING VISIT IN APRIL 1982 INTERNAL REPORT GERMAN EMBASSY, 1982} |