Biblioteca SEGEMAR

Vista normal Vista MARC Vista ISBD

Dubnie, Amil

Northern mining problems with particular reference to unit operations in permafrost Dubnie, Amil - Ontario Mines Branch 1972 - 22 p. - Technical bulletin, TB 148 .

Subjects--Topical Terms:
pergelisol
explotación minera
permafrost

Subjects--Index Terms: minería

Universal Decimal Class. No.: 669