Hasan, T., Mehdi2S., Baqri, S. and Singh, P. 2021. Normal Mode Analysis, Electronic Descriptors, NLO Properties 8 Molecular Docking of "Butein, 2’,3,4,4’- Tetrahydroxychalcone: A DFT approach". SAMRIDDHI : A Journal of Physical Sciences, Engineering and Technology. 13, 02 (Dec. 2021), 135-146. DOI:https://doi.org/10.18090/samriddhi.v13i02.12.