Ahmed Koubaa, Alain Cloutier, Martin Claude Ngueho Yemele, Patrice Soulonganga, Tatjana Stevanovic, Michael P. Wolcott. Effects of hot water treatment of raw bark, coupling agent, and lubricants on properties of bark/HDPE composites. 2013. Industrial Crops and Products 42(1):50-56 DOI : 10.1016/j.indcrop.2012.05.012  

Ahmed Koubaa, Sébastien Migneault, Fouad Erchiqui, Abdelkader Chaala, Karl Englund, Michael P. Wolcott. Application of micromechanical models to tensile properties of wood–plastic composites. 2010. Wood Science and Technology  DOI : 10.1007/s00226-010-0351-5  

Ahmed Koubaa, Alain Cloutier, Martin Claude Ngueho Yemele, Patrice Soulonganga, Michael P. Wolcott. Effect of bark fiber content and size on the mechanical properties of bark/HDPE composites. 2010. Composites Part A 41:131–137 DOI : 10.1016/j.compositesa.2009.06.005