1. Department of Mathematics, Gokaraju Rangaraju Institute of Engineering and Technology, Bachupally, Hyderabad, India
2. Department of Mathematics, Ch.S.D.St. Theresa’s College for Women (A), Eluru, India
3. Department of Mathematics, S.V.A Government College, Srikalahasti, India
4. Department of EM & H, S.R.K.R Engineering College, China Amiram, Bhimavaram, India
5. Department of Physics, Vivekananda Degree and P.G. College, Kukatpally, Hyderabad, India