Vanriet, R., Steenbeckeliers, G., Stouffs, P., & Fayt, A. (1986). [Rotational Spectra of Sulfur-dioxide (s16o2)-s-32 in the States (0 3 0) and (1 1 0)]. Societe Scientifique de Bruxelles. Annales. Sciences Mathematiques, Astronomiques et Physiques, 98(4), 187-194. https://hdl.handle.net/2078.5/72449 (Original work published 1986)