Wang , Zuo-ChengLiu , Feng-GeWang , Li-PingTong , HuaYu , Tian-Rong and Dong , Li-Rong. (2014). The Theoretical Research on the Chiral Transition of Ibuprofen Molecules under Isolated Conditions. Journal of Atomic and Molecular Sciences. 5 (4). 289-300. doi:10.4208/jams.022514.031414a