JAIN, N. C.; GUPTA, R. C.; JAIN, D. K. Tannin Rich Materials as Partial-substitutes for Phenol/Extenders in Making Phenol-Formaldehyde Resin for Plywood. Indian Forester, [S. l.], v. 97, n. 3, p. 145–148, 1971. DOI: 10.36808/if/1971/v97i3/26396. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/26396. Acesso em: 21 aug. 2025.