1. Solid biofuels - Fuel quality assurance - Part 1: General requirements;CEN European Committee for Standardization, EN 15234-1:2011,2011
2. Solid biofuels - Fuel quality assurance - Part 2: Wood pellets for non-industrial use;CEN European Committee for Standardization, EN 15234–-2:2012,2012
3. New European Pellets Standards - Introduction to standards, certification and fuel specification;Alakangas;Eubionet III.,2011
4. Automated determination of poplar chip size distribution based on combined image and multivariate analyses;Febbi;Biomass Bioenergy,2015