A. B. Henega Ivan Franko National University of Lviv Ukraine
S. M. Mandzynets https://orcid.org/0000-0003-3053-628X Ivan Franko National University of Lviv Ukraine
M. V. Bura https://orcid.org/0000-0001-7259-204X Ivan Franko National University of Lviv Ukraine
H. S. Yaremkevych Lviv National Polytechnic University Ukraine
V. P. Novikov Lviv National Polytechnic University Ukraine
N. G. Marintsova Lviv National Polytechnic University Ukraine
D. I. Sanagurski https://orcid.org/0000-0002-8998-7117 Ivan Franko National University of Lviv Ukraine