WASHINTON, R.; YANDRI, Y.; RANELIS, R. Kerajinan Perak Nagari Koto Gadang Kabupaten Agam Sumatera Barat. Mudra Jurnal Seni Budaya, [S. l.], v. 36, n. 1, p. 115–120, 2021. DOI: 10.31091/mudra.v36i1.1333. Disponível em: https://jurnal.isi-dps.ac.id/index.php/mudra/article/view/1333. Acesso em: 23 jul. 2021.