Volume 9, Issue 3, July 2015, Pages 885-896
J. B. Houser; L. M. Hauck; A. Saleh
Volume 7, Issue 1, January 2013, Pages 205-218
E.M.M. Zahran
Volume 5, Issue 2, April 2011, Pages 307-320
W.J.S. Mwegoha
)