TAMBUNAN, Bisrul Hapis; INDRA KOTO; LUBIS, Izwar. USAHA MENGURANGI KEBISINGAN KNALPOT PRODUKSI IKM DI KOTA MEDAN. DINAMIS, [S. l.], v. 2, n. 1, p. 7, 2014. DOI: 10.32734/dinamis.v2i1.7206. Disponível em: https://idjpcr.usu.ac.id/dinamis/article/view/7206. Acesso em: 18 dec. 2025.