ARIFIN, Amir; GUNAWAN, Gunawan; CHANDRA, Surya Adi. FABRICATION OF COMPOSITE COPPER/FLY ASH FOAM WITH EGG YOLK AS FOAMING AGENT. Indonesian Journal of Engineering and Science, [S. l.], v. 1, n. 1, p. 001–009, 2021. DOI: 10.51630/ijes.v1i1.4. Disponível em: https://www.aps.or.id/journal/index.php/ijes/article/view/4. Acesso em: 11 sep. 2025.