SUGIARTI, S. Analisis Efisiensi Usaha Sapi Perah di Kecamatan Selupu Rejang Kabupaten Rejang Lebong. Jurnal Sain Peternakan Indonesia, [S. l.], v. 3, n. 2, p. 101–108, 2015. Disponível em: https://ejournal.unib.ac.id/jspi/article/view/86. Acesso em: 19 apr. 2025.