Scientific live: 100 years since the birth of Nikola D. Petkov

Journal Epohi

“ST. CYRIL AND ST. METHODIUS” UNIVERSITY OF VELIKO TARNOVO - UNIVERSITY PRESS

Authors:

Mincho Minchev

Pages: 89-91

Scientific live: 100 years since the birth of Nikola D. Petkov

656 downloads since 19.1.2018 г.

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