N. VOZNA and V. MAKOGIN, “THEORETICAL FUNDAMENTALS OF STRUCTURING THE METHODS OF SPECTRAL ANALYSIS IN DIFFERENT NUMBER SYSTEMS”, Herald of Khmelnytskyi National University. Technical sciences, vol. 305, no. 1, pp. 168–174, Feb. 2022, doi: 10.31891/2307-5732-2022-305-1-168-174.