For citations:

Khodasevich M.A., Lyakhnovich A.V., Eriklioğlu H. Chocolate Sample Classification by Principal Component Analysis of Preprocessed Terahertz Transmission Spectra. Zhurnal Prikladnoii Spektroskopii. 2022;89(2):198-203. (In Russ.) https://doi.org/10.47612/0514-7506-2022-89-2-198-203