Lifeng Yang, Wang Xu, Qiren Zhang, Wen Luo, Qiangyan Pan, Xiaolu Cai, Gongtao Fan, Yongjiang Li, Benji Xu, Zhe Yan, Guangwei Fan and Zhendong An. (2012). Computational Investigation of the Interaction Between Hydrogen Atoms and an Intense Circularly Polarized Laser Field. Communications in Computational Physics. 11 (3). 756-774. doi:10.4208/cicp.131110.150411a