Tkachenko, Kostiantyn, Olha Tkachenko, Oleksandr Tkachenko, Mariia Proskurina, and Iryna Parkhomenko. 2021. “Ontological Modeling of the State Economic Development Policy for Cultural Industries ”. Business Information Systems 1 (July):127-37. https://doi.org/10.52825/bis.v1i.63.