P. Venkata Ramana Rao, K. Srishailam, G. Ramesh, B. Venkatram Reddy, and G. Ramana Rao, “NMR & Electronic Spectra, NLO, FMO, NBO and Thermodynamic Properties of Pentachlorophenol: An Experimental and Theoretical Investigation”, ajc, vol. 32, no. 12, pp. 3057–3062, Dec. 2020.