J.B. Costa, M.J. Lima, M.J. Sampaio, M.C. Neves, J.L. Faria, S. Morales-Torres, A.P.M. Tavares, C.G. Silva, Enhanced biocatalytic sustainability of laccase by immobilization on functionalized carbon nanotubes/polysulfone membranes, Chemical Engineering Journal, 355 (2019) 974-985