Vijayasekhar, J., Lavanya, K. and Phani Kumari, M. 2024. Vibrational Frequencies of Phosphorus Trichloride with the Vibrational Hamiltonian. East European Journal of Physics. 2 (Jun. 2024), 407-410. DOI:https://doi.org/10.26565/2312-4334-2024-2-52.