References: |
- 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
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