Coal-face operations with mechanized and automated systems / transmitted by the Government of Poland.
1983
تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاء[E/ECE/]COAL/GE.4/R.24/Add.5
العنوانCoal-face operations with mechanized and automated systems / transmitted by the Government of Poland.
المؤلفونPoland
تاريخGeneva : UN, 19 Dec. 1983.
الوصف
14, 7 p. : diagrams, graph, tables