AL-HYALI, E. A. S.; OTHMAN, Y. Multiple linear regression for the estimation of steric effect in cyclic systems from calculation of C-13 chemical shifts and employing parameters derived using DFT method. International journal of health sciences, [S. l.], v. 6, n. S4, p. 1630–1650, 2022. DOI: 10.53730/ijhs.v6nS4.6314. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/6314. Acesso em: 10 may. 2026.