Papers prepared at the secnd international surface mining and quarrying symposium Institution of mining and metallurgy in association with the Institution of quarrying : Bistol, England, 4-6th oct, 1983. creator text England The istitution of mining and metallurgy c 1983 monographic vi,449 p. : ill. metallurgy Technology TN 291 .I6 1983 0900488662 UOEL 000 20170721160659.0