Y. A. Dmitriev, V. D. Melnikov, K. G. Styrov, and M. A. Tumanova, “Quantum rotor in solid gases: matrix effects on EPR”, Rec.Contr.Phys., vol. 50, no. 3, pp. 84–86, Jan. 2015, Accessed: Sep. 11, 2026. Available: https://bph.kaznu.kz/index.php/zhuzhu/article/view/280