Daood, H. G., et al. “Carotenoid Composition and Content in Products of Sea Buckthorn and Peach As Determined by High-Performance Liquid Chromatography”. International Journal of Horticultural Science, vol. 17, no. 1-2, Mar. 2011, pp. 69-74., https://doi.org/10.31421/IJHS/17/1-2./948.