Bashmakova Н., Kutovyy С., Zhurakivsky Р., Hovorun Д., and Yashchuk В. “Vibrational Spectra of Berberine and Their Interpretation by Means of DFT Quantum-Mechanical Calculations”. Ukrainian Journal of Physics, vol. 56, no. 2, Feb. 2022, p. 130, doi:10.15407/ujpe56.2.130.