Imoula, M.Saci, R.2015-06-112015-06-112012978-192676908-0https://dspace.univ-boumerdes.dz123456789/1668enBuoyancyCylinderFree surfaceSurface tensionSwirling flowsExternal temperatureFlow topologyReverse flow regionStagnation pointsSurface tension gradientThermal conditionToroidal vorticesBuoyancy and surface tension effects on vortex flows in a cylinderArticle