Abd-ALzahra, E. H. ., and G. . 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.