تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاء[E/ECE/]COAL/GE.4/R.19/Add.9
العنوانReport / transmitted by the Government of Czechoslovakia.
عناوين أخرى
Drivage, development and support of roadways and faces in deep mines - 1,000 metres and over - and consequently in more difficult mining, geological and atmospheric conditions : report
المؤلفونCzechoslovakia
معلومات عن جدول الأعمال
[E/ECE/]COAL/GE.4/11 8 Drivage, development and support of roadways and faces in deep mines - 1,000 metres and over - and consequently in more difficult mining, geological and atmospheric conditions.
تاريخGeneva : UN, 21 Nov. 1983.
الوصف
7 p. : table