QUANTITATIVE SCALES OF STRUCTURAL RIGIDITY AND CONFORMATIONAL RESTRICTION OF SEGMENTS AND MOLECULES AS A WHOLE BASED ON CALCULATED ENTHALPIES OF CONFORMER FORMATION: CONSTRUCTION ALGORITHM AND TYPICAL EXAMPLES: DOI: Https: doi.Org 10.17721 1728-2209.2024.1(59).2. Вісник: Хімія 2024, 59 (1), 10-18.