POPA, Ramona Maria, et al. “ATTENUATED TOTAL REFLECTANCE – FOURIER TRANSFORM INFRARED SPECTROSCOPY APPLIED FOR THE EVALUATION OF ESSENTIAL OILS’ PATTERN RECOGNITION AND THERMO-OXIDATIVE STABILITY: A COMPARATIVE STUDY”. Studia Universitatis Babeș-Bolyai Chemia, vol. 66, no. 4, Dec. 2021, pp. 33-50, doi:10.24193/subbchem.2021.4.03.