Jankulovska, Milena S., Lidija Šoptrajanova, and Ilinka Spirevska. “Behaviour of Glutaconic and Aconitic Acid in Sulfuric Acid Medium”. Macedonian Journal of Chemistry and Chemical Engineering 25, no. 2 (December 14, 2006): 89–97. Accessed April 29, 2024. https://mjcce.org.mk/index.php/MJCCE/article/view/290.