EDITORS BOARD

Editor in chief
Jordan Maximov
Technical university of Gabrovo

Editors
Velimira Todorova
Technical university of Gabrovo

Cvetelina Gankova
Technical university of Gabrovo

Editorial board
Adrian Bejan
Duke University, North Carolina, USA

Ritha Hambli
Polytechnique Orleans, France

Helmut Hopp
Hochachule - Ludwigsburg, Deutchland

Nikolay Ganev
Czech Technical University in Prague, Czech Republic

Georgi Popov
Technical university of Sofia

Nikolaj Minchev
Technical university of Varna

Radoslav Radev
Technical university of Gabrovo

Ventsislav Zimparov
Technical university of Gabrovo

Raycho Ilarionov
Technical university of Gabrovo