Shastri, A., A. Mandal, P. J. Singh, and B. N. Jagatap. “Electronic Excited States of the Dihalomethanes, \(\rm CH_2X_2 \ (X=Cl, Br, I)\)”. Journal of Atomic, Molecular, Condensed Matter and Nano Physics, vol. 2, no. 3, Dec. 2015, pp. 229-41, doi:10.26713/jamcnp.v2i3.349.