共 50 条
- [8] LET'S DEFINE OUR TERMS IN MINERAL VALUATION. Mining Engineering (Littleton, Colorado), 1975, 27 (07): : 74 - 78
- [10] Refusal and closure in rock grouting: Let's get it right! Bruce, D.A. (dabruce@geosystemsbruce.com), 1600, BiTech Publishers Ltd. (31):