| Reference | {Deposit:: THE BRITISH SULPHUR CORP. LTD., 1980: WORLD SURVEY OF}{Deposit:: PHOSPHATE DEPOSITS, *H ED., LONDON.}{Deposit:: BUSHINSKII, G.T., 1966: OLD PHOSPHORITES OF ASIA AND THEIR}{Deposit:: GENESIS, MOSCOW; TRANSLATED FROM RUSSIAN, JERUSALEM, 1969.}{Deposit:: THE ECONOMICS OF PHOSPHATE ROCK, *D ED. 1990, ROSKILL}{Deposit:: INFORMATION SERVICES LTD., P. 40.}{Deposit:: WANG, K. P. THE PEOPL* REPUBLIC OF CHINA, A NEW}{Deposit:: INDUSTRIAL POWER WITH A STRONG MINERAL BASE. U. S. BUREAU}{Deposit:: OF MINES, SPECIAL PUBLICATION, 1975, 96 PP.} |