INTERNATIONAL JOURNAL OF MULTIPHASE FLOW, vol. 22, no. 5, page. 909 - 922, 1996-09
INTERNATIONAL JOURNAL OF MULTIPHASE FLOW, vol. 24, no. 1, page. 145 - 162, 1998-02
KOREAN JOURNAL OF UROLOGY, vol. 53, no. 10, page. 726 - 732, 2012-10