Refbacks

  • There are currently no refbacks.


Copyright (c) 2018 S.B. Vakarchuk, V.I. Zabutna, M.B. Vakarchuk

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 International License.


Registered in


ISSN (Online): 2664-5009
ISSN (Print): 2664-4991
DNU