| Reference | {Deposit:: BRITISH SULPHUR CORPORATION LTD. A WORLD SURVEY OF}{Deposit:: PHOSPHATE DEPOSITS, FIFTH EDITION. THE BRITISH SULPHUR}{Deposit:: CORPORATION LTD., LONDON, 1987, PP. 178-185.}{Deposit:: GEOLOGICAL PUBLISHING HOUSE, AND OTHERS. EXPLANATORY NOTES}{Deposit:: TO MINERAL RESOURCES MAPS OF CHINA. GEOLOGICAL}{Deposit:: PUBLISHING HOUSE, BEIJING, 1992, 48 P., 4 PLATES.} |