Volume 26.2, Issue 52, January 1992, Pages 25-264
T.Y. ABDEL-MOTELIB; M.N. ABDEL-SALAM
Volume 12.2, Issue 24, September 1984, Pages 85-94
M.B. MAZEN; A.A. MOTTELIB; A.A. AMER; M.N. ABDEL-SALAM
Volume 10.1, Issue 19, June 1982, Pages 141-145
M.N. ABDEL-SALAM; A.A. AMER; NABILA GAZIA; A.A. MOTTELIB