Mine ventilation :
Mine ventilation : Proceedings of the 2nd u.s. mine ventilation symposium, university of nevada, reno, 23-25 september, 1985 /
Ed. by Pierre mousset-Jones
- 780 páginas
9061916119
Ventilación de minas--Congresos
TN301 / V55 1985
9061916119
Ventilación de minas--Congresos
TN301 / V55 1985