สุกใส ว.; สัตย์ซื่อ ส.; ดรศรีจันทร เ.; พรมนัส ส. PRIMARY SUBSTANCE EXAMINATION AND ANALYSIS OF COLLAGEN CONTENT FROM TRIPHALA PRODUCT IN WATER TYPE AND POWDER TYPE. Research Journal Phranakhon Rajabhat : Science and Technology, [S. l.], v. 14, n. 2, p. 109–119, 2019. Disponível em: https://li01.tci-thaijo.org/index.php/PRRJ_Scitech/article/view/118978. Acesso em: 16 sep. 2026.