Proceedings // 1987 Rapid Excavation and Tunneling Conference, [1987 RETC], New Orleans, Louisiana, June 14 - 17, 1987 / ed.: John M. Jacobs ... Sponsored by American Institute of Mining, Metallurgical, and Petroleum Engineers ... ; Vol. 2

Rapid Excavation and Tunneling Conference / American Institute of Mining, Metallurgical, and Petroleum Engineers | TIBKAT | 1987

Proceedings // 1987 Rapid Excavation and Tunneling Conference, [1987 RETC], New Orleans, Louisiana, June 14 - 17, 1987 / ed.: John M. Jacobs ... Sponsored by American Institute of Mining, Metallurgical, and Petroleum Engineers ... ; Vol. 1

Rapid Excavation and Tunneling Conference / American Institute of Mining, Metallurgical, and Petroleum Engineers | TIBKAT | 1987

Rapid Excavation and Tunneling Conference 2015 proceedings : [June 7 - 10, 2015, New Orleans, LA]

Society for Mining, Metallurgy, and Exploration | TIBKAT | 2015

Rapid Excavation and Tunneling Conference 2015 proceedings : [June 7 - 10, 2015, New Orleans, LA]

Society for Mining, Metallurgy, and Exploration | TIBKAT | 2015

Rapid excavation and tunneling conference

Elsevier | 1986