Chu, Chin-ChouChin-ChouChuWang, C. T.C. T.WangChang, Chien-ChengChien-ChengChang2010-10-202018-06-292010-10-202018-06-292007-01http://ntur.lib.ntu.edu.tw//handle/246246/217751en-USInitial Motion of a Viscous Vortex Ring10.1098/rspa.1994.01222-s2.0-0028083912