Gubanov, V.O., A.P. Naumenko, D.V. Gryn, and L.A. Bulavin. “Quantum Symmetry of the Vibrational States and Electronic π-Orbitals in a Benzene Molecule C6H6. The Fine Structure of Spin-Dependent Splitting”. Ukrainian Journal of Physics 66, no. 1 (January 29, 2021): 28. Accessed March 7, 2021. https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2020210.