Thomopoulos, C.D. and Tzía, C. 1993. The effect of degumming by hydration on the purification of high acidity solvent extracted olive oil. Grasas y Aceites. 44, 4-5 (Oct. 1993), 259–262. DOI:https://doi.org/10.3989/gya.1993.v44.i4-5.1076.