Hartma, Howard L., Mine ventilation and air conditioning / Howard l. hartman ; co-editors jan m. mutmansky, y. j. wang - 2 - 791 páginas "a wiley-interscience publication" ISBN: 0471056901 Subjects--Topical Terms: Aire acondicionadoVentilación de minas LC Class. No.: TN301 / H36 1982