Publisher:

RAD Association, Niš, Serbia, member of
Web: www.rad-association.org

For the publisher:

Prof. Goran Ristić, President of RAD Association

Publishing office:

Goran Ristić, Editor-in-chief
Jugoslav Karamarković, Coordinator
Mila Aleksov, Administrative assistant
Saša Trenčić, Language editing, Technical editing
Nikola Andrejić, Technical editing
Vladan Nikolić, WEB design
Milena Frtunić Gligorijević, WEB editing

Web: www.rad-journal.org
E-mail: info@rad-journal.org
Phone: +381694747842

Proof-reading:

Saša Trenčić
Mila Aleksov

ISSN 2466-4294 (Online)

UDC 539.16(051)

www.rad-journal.org
Open access journal
On line publishing
Published three times a year