Present and future roof control and support in longwall faces in French coal mines : Josien, J P; Gouilloux, C Colliery Guard Intern, V226, N10, Oct 1978, P49–58

• Publisher: Elsevier Science
• Year: 1979
• Tongue: English
• Weight: 113 KB
• Volume: 16
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(79)91341-x