0000-0001-5863-9649 (Olena Shevliuga) Research Of Characteristic Features Of Innovative Products Sales – Oleg Olefirenko, Ievgenyi Nagornyi, Olena Shevliuga Pobierz artykuł Research Of Characteristic Features Of Innovative Products Sales Tagi: 0000-0001-5863-9649 (Olena Shevliuga)