Suryapogu Jayanna, U.Veeresh, and Dr.S.Prem Kumar. “Optimal Meeting Location Privacy on Mobile Device Users Using Privacy Preserving Algorithm”. International Journal of Computer Engineering in Research Trends, vol. 2, no. 9, Sept. 2015, pp. 565-9, https://www.ijcert.org/index.php/ijcert/article/view/245.