Eberhard Manske, Dr.Sc., Professor of Technical University, Ilmenau, Germany;
Herd Jager, Dr.Sc., Director of SIOS Company, Ilmenau, Germany;
Frank Bernhard, Dr.Sc., Professor of Technical University, Ilmenau, Germany;
Vasyl Chaban, Dr.Sc., Professor of Lviv Polytechnic National University, Lviv, Ukraine;
Yevhen Pistun, Dr.Sc., Professor of Lviv Polytechnic National University, Lviv, Ukraine;