GONZALES, L. .; IDJIRAM, A. .; LIONGCO, E. .; TADIOSA, D. .; BANGALISAN, LPT, MRIEDR., R. R. . An Investigatory Research on Making Ink Using Natural Ingredients. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, [S. l.], v. 1, n. 1, 2019. Disponível em: https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/994. Acesso em: 5 may. 2024.