C.Vinothini, P.Balasubramanie, M.Jayanthi , J.Priya , P.Anitha. “Swarm Intelligence Algorithms in Cloud Computing : A Survey”. International Journal of Advanced Science and Technology, Vol. 29, no. 7, June 2020, pp. 10698-06, http://sersc.org/journals/index.php/IJAST/article/view/27265.