อินทุวงศ์ อ.; วัชราภัย ถ. Daylength and Temperature in Relation to Flowering of Rhynchostylis gigantean. Agriculture and Natural Resources, Bangkok, Thailand, v. 4, n. 1&2, p. 1–6, 1964. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/240110. Acesso em: 20 sep. 2026.