2016 Impact factor 1.753

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Production Office

Angela Oleandri, Luca Turci
Società Italiana di Fisica
Via Saragozza 12
40123 Bologna
ITALY

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Editorial Office

Angela Di Giuseppe
Società Italiana di Fisica
Via Saragozza 12
40123 Bologna
ITALY

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Editors-in-Chief
Paolo Biscari and Eugenio Nappi
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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