A. BOUAOUICH and F. Bouguerche, “HPLC Chromatographic Analysis Antioxidant activity of seeds some varieties of prickly pear (Opuntia ficus-indica L.) from the Sidi-Fredj souk Ahras Algeria”, Alger. j. biosciences, vol. 3, no. 1, pp. 038–046, Jun. 2022.