R. P. Ivanova
M. K. Ammosov North-Eastern Federal University, Polytechnic Institute (branch) in Mirny
Russian Federation

Raisa P. Ivanova - PhD in Philology, Associate Professor, Department of English Philology,

Mirny

T. L. Verkhoturova
Irkutsk State University
Russian Federation

Tatiyana L. Verkhoturova - Doctor of Philology, Professor, Department of English Philology,

Irkutsk 

E. N. Afanasyeva
The Institute for Humanities Research and Indigenous Studies of the North of the Siberian branch of the Russian Academy of Sciences
Russian Federation

Evdokiya N. Afanasyeva - PhD in Philology, Senior Researcher,
Department of Yakut Language,

Yakutsk