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), 56-64. https://jurnal.umpwr.ac.id/jrap/article/view/3884