Narushynska, Olga, Maksym Arzubov, and Vasyl Teslyuk. 2025. “Construction of Hierarchical Classification Model for Product Management: Penalized Information Gain Considering Dynamic Weight Coefficients”. Eastern-European Journal of Enterprise Technologies 1 (3 (133):17-27. https://doi.org/10.15587/1729-4061.2025.321273.