Sakiewicz P, Cebula J, Piotrowski K, Bohdziewicz J. Microstructural and chemical analysis of selected poultry bedding materials — potential substrates in agricultural biogas production technologies. Eco-Energetics [Internet]. 2019 Jun. 26 [cited 2024 May 18];2:113-22. Available from: http://ojs.gsw.gda.pl/index.php/Eco-Energetics/article/view/116