4Chen S G. UDEC Modeling of rock tunnel excavation and supports [ C ]//Frontiers of Rock Mechanics and Sustain- able Development in the 21st Century - Proceedings of the 2001 ISRM International Symposium- 2nd Asian Rock Mechanics Symposium( ISRM 2001 - 2nd ARMS) ,2001 : 341 - 345. 被引量:1
5Itasca Consulting (:;roup Inc. UDEC21:(4.0) User manual [M]. Minnesota, USA: [tasca Consulting Group lnc, 2004. 被引量:1