Golmahi, Zeinab, and Amir Hossein Elhamirad. “Ultrasound-Assisted Extraction of Phenolics and Antioxidants from Propolis for Stabilization of Sunflower Oil”. Revista de Ciencias Agrícolas 38, no. 1 (May 7, 2021): 4–19. Accessed April 25, 2024. https://revistas.udenar.edu.co/index.php/rfacia/article/view/6498.