Chernova, Veronika Yu., Inna Andronova, Ekaterina A. Degtereva, Alexander M. Zobov, and Vasiliy S. Starostin. 2019. “Activity of Russian Companies in Regional Industrial Value-Added Chains”. Advances in Systems Science and Applications 19 (1):31-43. https://doi.org/10.25728/assa.2019.19.1.649.