Analysis of Social Return On Investment (SROI) To Measure The Social, Environment, And Economics Impact On The National Fattening Sheep Program (Studi At Pesantren Al-Ittifaq). Jurnal Ilmu Sosial Politik dan Humaniora, [S. l.], v. 2, n. 2, p. 33–42, 2019. DOI: 10.36624/jisora.v2i2.24. Disponível em: https://jurnal.fisip.uniga.ac.id/index.php/jisora/article/view/24. Acesso em: 2 aug. 2026.