3Song Xiaotian. Stability Analysis And Parameter optimization Of VCR Stopes [ J]. Yu Se Chin Shu/Nonferrous Metals, 37 (2), 1985 : 1-7.
4Pariseau W G, Poad M, Corp E L, Schmuck C H. Rock Mechan- ics Of A Deep VCR Stope At The HomeStake Mine[M]. Soc of Mining Engineers of AIME, 1986:56-70.
