“Kadar Tanin, Berat telur, Indeks Telur, dan Berat Kerabang Telur Itik yang Disamak Ektrak Etanol Kulit Manggis (Garcia Mangostana L ): Tannin Content, Egg Weight, Egg Index, and Weight of Tanned Duck Egg Centipede Mangosteen Skin Ethanol Extract (Garcia Mangostana L )” (2022) Jurnal Riset Agribisnis dan Peternakan, 7(2), pp. 56–64. Available at: https://jurnal.umpwr.ac.id/jrap/article/view/3884 (Accessed: 15 September 2026).