1. J.-P. Kruth, P. Mercelis, J. Van Vaerenbergh, L. Froyen, and M. Rombouts, Rapid Prototyp. J. 11, 26 (2006).
2. U. Ackelid and M. Svensson, Proceedings of the 2009 International Conference on Powder Metallurgy & Particulate Materials, Las Vegas, NV, 2009, pp. 9101–9109.
3. Retsch Technology, Dynamic Image Analysis, Camsizer XT, http://www.retsch-technology.com/rt/products/dynamic-image-analysis/camsizer-xt
4. R. Freeman, Powder Technol. 174, 25 (2007).
5. O. Lyckfeldt (Paper presented at the Euro PM2013, Gothenburg, Sweden, 2013).