Ulrich Albrecht, Auburn University, USA
V. K. Bhat, SMVD University, India
Ranjit Biswas, Jamia Hamdard University, India
Antonio J. Calderon, University of Cadiz, Spain
Javier Diaz-Vargas, Universidad Autonoma de Yucatan, Mexico
Xiuyun Guo, Shanghai University, China
James F. Peters, University of Manitoba, Canada
B. A. F. Wehrfritz, Queen Mary and Westfield College, UK