An economic-mathematical model of the working of a district in a group of steeply dipping adjacent seams, with allowance for rock pressure

✍ Scribed by V. I. Shtele

• Publisher: Springer
• Year: 1973
• Tongue: English
• Weight: 179 KB
• Volume: 9
• Category: Article
• ISSN: 1573-8736
• DOI: 10.1007/bf02503713