Volume 17, Issue 3, May and June 2015, Pages 649-662
T. V. Arun Kumar; D. V. K. Samuel; S. K. Jha; J. P. Sinha
Volume 15, Issue 4, July and August 2013, Pages 723-736
M. Kafi; M. H. Shariat Jafari; A. Moayedi