Borja Padilla, R., J. A. Martín, R. Maestro Durán, J. Alba Mendoza, and J. A. Fiestas de Ursinos. 1991. “Kinetics of the Anaerobic Purification of Aerobically Prebiotreated Olive Mill Wastewater”. Grasas Y Aceites 42 (3):194-201. https://doi.org/10.3989/gya.1991.v42.i3.1244.