2017 Impact factor 2.240

Testimonials

The typing and the arrangement of tables and figures are perfect. Also, corrections to English and bibliography were appropriate. All together there is no correction to be made and I thank you for the excellent work. I would also thank you for the kind promptness in delivering the proofs.

Maurizio Consoli, Istituto Nazionale di Fisica Nucleare - Sezione di Catania, Italy

Editor-in-Chief
Paolo Biscari
The authors wish to thank the anonymous reviewers for their helpful comments and suggestions. They are also grateful to EPJP for their corrections pertaining to the English language.

E. Tala-Tebue, University of Dschang, Bandjoun, Cameroon

ISSN: 2190-5444 (Electronic Edition)

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