Co-digestion of sewage sludge and sterilized solid slaughterhouse waste : methane production efficiency and process limitationsPitk, Peep; Kaparaju, Prasad; Palatsi, Jordi; Affes, Rim; Vilu, RaivoBioresource technology2013 / p. 227-232 : ill https://www.sciencedirect.com/science/article/pii/S0960852413002526 https://doi.org/10.1016/j.biortech.2013.02.029 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS