Hartati L, Sihite M, Bramantiar SI. Model of the relationship between egg weight and the external quality of Pengging duck (Anas plathyrynchos). J. Ilmu Peternak. Terap. [Internet]. 2024 Oct. 28 [cited 2025 Apr. 20];8(1):22-30. Available from: https://publikasi.polije.ac.id/jipt/article/view/5327