Sen, R., A. Kalyan, R. Paul, R. Das, J. Choudhury, N. Sarkar, and R. Bhattacharjee. “U(2) Lie Algebraic Study of Vibrational Spectra of Fullerene C80 and Its Epoxide C80–O”. Ukrainian Journal of Physics, vol. 57, no. 5, May 2012, p. 500, doi:10.15407/ujpe57.5.500.