, Venugeetha Y, Dr. B P Mallikarjunaswamy, Dr. C D Guruprakash. 2018. “Approximation Algorithmic Performance for CEDS in Wireless Network”. International Journal on Future Revolution in Computer Science &Amp; Communication Engineering 4 (3):213-19. http://www.ijfrcsce.org/index.php/ijfrcsce/article/view/1294.