@article{weko_8578_1, author = "Komatsu,Nobuyoshi and Kiwata,Takahiro and Kimura,Shigeo", title = "Transition of velocity distributions in collapsing self-gravitating N-body systems", journal = "Physical Review E - Statistical, Nonlinear, and Soft Matter Physics", year = "2012", volume = "85", number = "2", month = "feb" }