Limitations in the energy balance when VGO/aqueous bio-oil mixtures are co-processed in FCC units Egileak: M. Panero, R. Pujro, M. Falco, U. Sedran, J. Bilbao, J.M. Arandes Urtea: 2022 Aldizkaria: Fuel Liburukia: 324 DOI: 10.1016/j.fuel.2022.124798