Economic viability of packaging waste recycling systems: A comparison between Belgium and Portugal Rui Cunha Marques Nuno Ferreira da Cruz Pedro Simoes Sandra Faria Ferreira Marta Cabral Pereira Simon De Jaeger Publication Journal: Resources Conservation and Recycling Year of Publication: 2014 Volume: 85 Pagination: 22-33 Identifiers Other Numbers: 13644583 Alternative titles DOIGoogle ScholarBibTeXRIS Locators