00383nam a22001457a 4500 210527b ||||| |||| 00| 0 eng d 9789059660373 eng 574 574 9 MJE Ecological Problems Caused by Coal Mining and Processing with Suggestions for Remediation A.K.M. Rainbow udc BK 57748 57748 0 0 udc 0 0 PËKG 002 002 PËKG 2021-05-27 0 574 RAI 002-7002979 2021-05-27 2021-05-27 BK