International mine water congress of IMWA : proceedings, 1st, Budapest, Hungary, Apr. 19-24, 1982
International mine water congress of IMWA : proceedings, 1st, Budapest, Hungary, Apr. 19-24, 1982 - - Budapest : Hungarian Mining and Met. Soc., n.d. - pt. A 19 cm - .
0
Mine water-Congresses
Mine safety-Congresses
Mining geology-Congresses
622.5 Int:1:82-A