Zaher, F. A., Aly, S. M. and El-Kinawy, O. S. (1998) “Lipase - Catalyzed glycerolysis of sunflower oil to produce partial glycerides”., Grasas y Aceites, 49(5-6), pp. 411–414. doi: 10.3989/gya.1998.v49.i5-6.750.