Trajkovikj Terziski, D., Pejova, B., Petrusevski, G. and Pejov, L. 2026. Discriminant analysis of atorvastatin calcium trihydrate raw materials from different providers by Raman spectroscopy and X-ray diffraction in conjunction with two-trace two-dimensional correlation. Macedonian Journal of Chemistry and Chemical Engineering. 45, 1 (Jun. 2026). DOI:https://doi.org/10.20450/mjcce.2026.3446.