New method for the rational arrangement of gas drainage boreholes. Technical note : Sun, P Min Sci TechnolV13, N1, July 1991, P105–111

• Publisher: Elsevier Science
• Year: 1992
• Tongue: English
• Weight: 105 KB
• Volume: 29
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(92)91199-f