Andryeyeva, Natalya, Hanna Tiutiunnyk, Borys Burkynskyi, Nina Khumarova, and Larysa Kupinets. 2021. “Methodological Approach of Investment and Innovation Regional Environmental Policy Using the Smart Specialization and Quintuple Helix Models”. Economics and Environment 74 (3): 28. https://ekonomiaisrodowisko.pl/journal/article/view/24.