Small-scale mining a global overview

Small-scale mining a global overview

Библиографические подробности
Корпоративные авторы: Mining, Geological, and Metallurgical Institute of India, United Nations. Economic and Social Commission for Asia and the Pacific, International Conference on Small-scale Mining (1991 : Calcutta, India)
Другие авторы: Ghose, Ajoy K.
Формат: ‌
Язык:English
Опубликовано: The Netherlands A.A. Balkema 1994.
Предметы:
Mines and mineral resources > Congresses.
Mining engineering > Congresses.