REDDY*, P. SREENIVASULU, and ABDUSELAM MAHAMED DERDAR. “ MINIMIZATION OF TIME AND COST FOR TRANSPORTATION AND CONSTRUCTION MANAGEMENT OF ROADS IN AFAR REGIONAL STATE BY TRAVELLING SALESMAN PROBLEM”. International Journal of Mathematical Archive, vol. 9, no. 1, Jan. 2018, http://www.ijma.info/index.php/ijma/article/view/5323.