๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

The stressed state of roof rock during stoping with stowing of the worked-out area

โœ Scribed by Yu. M. Liberman; R. I. Khaimova-Mal'kova


Publisher
Springer
Year
1975
Tongue
English
Weight
199 KB
Volume
11
Category
Article
ISSN
1573-8736

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