Liang Tianhui
Qiqihar University; I. Kant Baltic Federal University
China

Sayara Aga-Tagieva
I. Kant Baltic Federal University
Russian Federation

Alexander Omelyanchik
I. Kant Baltic Federal University
Russian Federation

Zhang Xiaozhou
Qiqihar University
China

Hong Lu
Qiqihar University
China

Katerina Levada
I. Kant Baltic Federal University
Russian Federation

Valeria Rodionova
I. Kant Baltic Federal University
Russian Federation

Kurban Magomedov
I. Kant Baltic Federal University; Dagestan State University
Russian Federation