title: Lewis acids: from conventional homogeneous to green homogeneous and heterogeneous catalysis.
authors: Instituto de Tecnología Química CSIC-UPV, Avenida de los Naranjos s/n, Universidad Politécnica de Valencia, 46022 Valencia, Spain. acorma@itq.upv.es
authors: Avelino
authors: A
authors: Corma
authors: Hermenegildo
authors: H
authors: García