Programa nacional de modernización de la minería 1990-1994.
Contributors: Mexico. Secretaría de Energía, Minas e Industria Paraestatal.
Edition: 1. ed.
Publisher: Secretaría de Energía, Minas e Industria Paraestatal
Published: 1990
Place of publication: México
Language: spa
Number of pages: 59
Subjects: Mines and mineral resources -- Mexico.; Mineral industries -- Mexico -- Planning.