วารสารราชพฤกษ์ ก. May - August 2020. Ratchaphruek Journal, [S. l.], v. 18, n. 2, p. 1–146, 2020. Disponível em: https://so05.tci-thaijo.org/index.php/Ratchaphruekjournal/article/view/246065. Acesso em: 27 aug. 2026.