Nadeau, E., Johansson, B., Jensen, S. K. & Olsson, G. (2004). Vitamin content of forages as influenced by harvest and ensiling techniques. I A. Lüscher, B. Jeangros, W. Kessler, O. Huguenin, M. Lobsiger, N. Miller & D. Suter (red.), Land Use Systems in Grassland Dominated regions. Grassland Science in Europe, Vol. 9. Proc. 20th General meeting of the European Grassland Federation (s. 891-893)