ไผ่คำ ส. น้ำอมฤตของคุณปู่. Parichart Journal, [S. l.], v. 8, n. 2, p. 33–35, 2016. Disponível em: https://so05.tci-thaijo.org/index.php/parichartjournal/article/view/69825. Acesso em: 16 sep. 2026.