Di, Li, Changchun Gold Design Institute, Changchun, Jilin, 130 000, China

• Journal of Mines, Metals and Fuels Volume 64, Issue 12, December 2016 - Articles
  Research on Rational Staggered Distance at Combined Mining Face of Contiguous Coal Seams with Thinner Top and Thicker Bottom and on Relations between Supports and Wall Rocks
  Abstract  PDF