Volume 18, Issue 1, March 2008, Pages 62-68
K. M. El-Dakhly; W. H. Hassan; H. S. Lotfy
Volume 18, Issue 1, March 2008, Pages 135-141
S. M. Aboel Hadid; H. S. Lotfy
Volume 17, Issue 1, March 2007, Pages 11-18
S. M. Abo El Hadid; H. S. Lotfy
Volume 15, Issue 2, March 2005, Pages 244-246
H. S. Lotfy; S. M. Abo El-Hadid
Volume 15, Issue 2, March 2005, Pages 247-251
S. M. Abo El-Hadid; H. S. Lotfy