Chung-On NG, Stephen Impact of acid mine drainage on the Hydrogeological system at Sia, Cyprus / by Stephen Chung-On NG. - [Hong Kong]: The University of Hong Kong, 2014. - xx, 210 p. : ill., maps, tables ; 30 cm. Includes bibliographical references (p. 171-182). Subjects--Topical Terms: Acid mine drainage--Preventive technologyDrainage--MiningMine drainage Dewey Class. No.: 622.55693