KASEM NUDCHAPONG; VICHIAN LAOHAKOSOL. Polynomial or Near-Polynomial solutions of Some Function Equations. Agriculture and Natural Resources, Bangkok, Thailand, v. 24, n. 1, p. 87–91, 1990. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/242104. Acesso em: 18 sep. 2026.