Ivanova-Petropulos, Violeta, Krste Tašev, and Marina Stefova. “HPLC Method Validation and Application for Organic Acid Analysis in Wine After Solid-Phase Extraction”. Macedonian Journal of Chemistry and Chemical Engineering 35, no. 2 (December 27, 2016): 225–233. Accessed April 27, 2024. https://mjcce.org.mk/index.php/MJCCE/article/view/1073.