2018-03-282018-03-282015Litteris et Artibus : proceedings of the 5th International youth science forum, November 26–28, 2015, Lviv, Ukraine / Lviv Polytechnic National University. – Lviv : Lviv Polytechnic Publishing House, 2015. – CD-ROM. – 472 p.https://ena.lpnu.ua/handle/ntb/39982enOther