Liu , ShuoChang , JingWei , Dong-QingChen , Xiang-RongZhang , Qing-MingGong , Zi-ZhengJi , Guang-Fu and Guo , Yong-Xin. (2012). Properties and Phase Transitions of the Solid $\beta$-HMX: Different Force Fields. Journal of Atomic and Molecular Sciences. 3 (1). 41-48. doi:10.4208/jams.032811.051411a