WILAILAK, N.; NARKPRASOM, N.; TANONGKANKIT, Y.; NOOKONG, M.; SRI-NGERNYUANG, C.; NARKPRASOM, K. Optimization for Lutein Extract and Antioxidant Activity from Marigold Flowers (𝙏𝙖𝙜𝙚𝙩𝙚𝙨 𝙚𝙧𝙚𝙘𝙩𝙖 L.) Using Ultrasonic Assisted Extraction. Burapha Science Journal, Chonburi, Thailand, v. 30, n. 2 May-August, p. 597–613, 2025. Disponível em: https://li05.tci-thaijo.org/index.php/buuscij/article/view/714. Acesso em: 29 aug. 2026.