Abd-ALzahra, Eman Hassan, and Ghaidda Makki. “Effect of Adding Lemon Peel Extract Fortified With Gelatin on Preserving Beef Meatballs During Refrigeration on Qualitative and Sensory Characteristics”. Agricultural Development, vol. 10, no. 1, Feb. 2025, pp. 1-5, doi:10.55220/25766740.v10i1.265.