Boualem Benseba (University of Sciences and Technology Houari Boumediene, Algeria),

Rachid Boumahdi (Fac Maths Usthb University, Algeria),

Virginija Garbaliauskienė (Šiauliai University, Lithuania),

Imre Kátai (ELTE, Hungary),

Guangshi Lyu (Shandong University, China),

Renata Macaitienė (Šiauliai University, Lithuania),

Jörn Steuding (University of Wuerzburg, Germany),

Darius Šiaučiūnas (Šiauliai University, Lithuania).

Shashwat Adrishya Tiwari (Madhav Institute of Technology and Science, India).