Shaema Khalaf M, Alazzawi SK. Eco-Friendly Modification of Fused Pyrimidine Derivatives via Lemon Juice Catalyzed Biginelli Reaction . injoere. 2026;6(S2):317-324. Accessed July 27, 2026. https://www.injoere.com/index.php/injoere/article/view/619