1. Paper on new mining safety technology of mining of international trade and industry;Ando,1970
2. Estimating the stability of excavated slopes in open-cast mines;Hoek;Trans. Inst. Min. Metall. Lond.,1970
3. Planning Open Pit Mines;Kennedy,1970
4. A case study of the land slide happened on a limestone quarry;Yamaguchi;J. Min. metall. Inst. Japan,1981
5. Experimental study on rock slope stability by the use of a centrifuge;Okamura;J. Min. metall. Inst. Japan,1979