ISMAIL, Febrin Anas. STUDI KUAT TEKAN BETON CAMPURAN 1 : 2 : 3 BERDASARKAN LOKASI PENGAMBILAN AGREGAT DI SUMATERA BARAT. Jurnal Rekayasa Sipil (JRS-Unand), [S. l.], v. 5, n. 2, p. 1–12, 2009. DOI: 10.25077/jrs.5.2.1-12.2009. Disponível em: https://jrs.ft.unand.ac.id/index.php/jrs/article/view/v5-n2-ismail. Acesso em: 1 apr. 2026.