Economic and sustainability comparative study of wood pellets production in Portugal, Germany and Sweden L.J.R. Nunes J.C.O. Matias J.P.S. Catalão Publication Journal: Renewable Energy and Power Quality Journal Year of Publication: 2014 Volume: 1 Issue: 12 Pagination: 526-531 Identifiers Other Numbers: 2-s2.0-85016004980 Alternative titles DOIGoogle ScholarBibTeXRIS Locators