RAJAGUKGUK, J. R. VALUING RECYCLED WASTE PAPER BY THE DESIGN AND MANAGEMENT OF A BOOK COVER MODEL-YRR.18. Airlangga Journal of Innovation Management, [S. l.], v. 1, n. 1, p. 92–100, 2020. DOI: 10.20473/ajim.v1i1.19401. Disponível em: https://e-journal.unair.ac.id/AJIM/article/view/19401. Acesso em: 6 aug. 2024.