KUMDUANG, T. Associative Binary Operations of Order-Decreasing Full Terms. Burapha Science Journal, Chonburi, Thailand, v. 28, n. 3 September-December, p. 1640–1652, 2026. Disponível em: https://li05.tci-thaijo.org/index.php/buuscij/article/view/1126. Acesso em: 14 oct. 2026.