All questions about submissions should be mailed to:
NADIA NEDJAH - State University of Rio de Janeiro, Brazil,
AHMED A. ABD EL-LATIF- Mathematics and Computer Science Department, Faculty of Science, Menoufia, University, Egypt.
BRIJ B. GUPTA - National Institute of Technology Kurukshetra, Kurukshetra, India
LUIZA M. MOURELLE - State University of Rio de Janeiro, Brazil