Murugresan, Regan, Department of Mathematics,
Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology,
Avadi, Chennai – 600 062,
Tamil Nadu, India.
1Loyala College, Nungambakkam, Chennai-600 034,
Tamil Nadu, India.
Music, Azra, International University of Sarajevo,Faculty of Engineering and Natural Sciences
Mušinbegović, Almina, International University of Sarajevo