东北地区煤炭与油页岩资源的合理开发利用

郝凌云

THE RATIONAL DEVELOPMENT AND UTILIZATION OF COAL AND KEROGEN IN NORTH-EAST CHINA

Hao Lingyun

地理科学 . 1981, (2): 125 -134 . DOI: 10.13249/j.cnki.sgs.1981.02.125