Syrjälä, L., Syväoja, E.-L. and Boman, M. 1978. Utilization of untreated and formaldhyde treated skimmilk powder and skimmilk powder-barley pellets by ruminants. Agricultural and Food Science. 50, 2 (Mar. 1978), 166–176. DOI:https://doi.org/10.23986/afsci.71959.