Gomez-Lopez, V. M., and M. E. B. Amaury Martínez-Yepez. “Effect of Ultrasonication on Sensory and Chemical Stability of Passion Fruit Juice During Refrigerated Storage”. Emirates Journal of Food and Agriculture, vol. 30, no. 1, Jan. 2018, pp. 85-89, doi:10.9755/ejfa.2018.v30.i1.1587.