Room and pillar system of mining in shale mines of Estonian deposits : United Nations Symposium on the Development and Utilization of Oil Shale Resources, section I, [Tallinn, August 26 - September 4, 1968]
author
corporate author
Tallinn Polytechnic Institute
statement of authorship
L. G. Talve ; USSR Tallinn Polytechnic Institute
location of publication
Tallinn
publisher
year of publication
pages
25 lk. : ill
conference name, date
United Nations Symposium on the Development and Utilization of Oil Shale Resources, August 26 - September 4, 1968
conference location
Tallinn
subject of location
subject of form
TTÜ department
language
inglise
Talve, L. Room and pillar system of mining in shale mines of Estonian deposits : United Nations Symposium on the Development and Utilization of Oil Shale Resources, section I, [Tallinn, August 26 - September 4, 1968]. Tallinn : Tallinna Polütehniline Instituut, 1968. 25 lk. : ill.