3ORESTE P. Back - analysis technique for the improvement of the understand- ing of rock in underground constructions [ J ]- Tunneling and Underground Space Technology, 2005, 20 (1) : 7 -21.
7Charles L K, Igor Y, Keith N. Solving inverse initial - value boundary - value problems via genetic algorithm [J]. Engineering Application of ArtificialIntelligence, 2000, 13 (6): 625-633.