Gavrilenko, O., O. Khomenko, O. Zhurakovska, A. Kogan, R. Matviichuk, A. Piskun, and Y. Khavikova. “Establishing the Grouping Principle of Public Services Based on the Analysis of Similarity Coefficients”. Eastern-European Journal of Enterprise Technologies, vol. 3, no. 3 (123), June 2023, pp. 22-29, doi:10.15587/1729-4061.2023.280218.