@inbook{4cfe6c0486c042f19992513b1cf1d98a,
title = "Outdoor pig farming in the Netherlands",
author = "{van der Mheen}, H. and H.M. Vermeer",
note = "Organic pig production in free range systems, A. Sundrum and F. Weissmann eds.",
year = "2005",
language = "English",
isbn = "9783865760050",
series = "Landbauforschung V{\"o}lkenrode Sonderheft",
publisher = "Bundesforschungsanstalt f{\"u}r Landwirtschaft",
number = "S. 281",
pages = "41--43",
editor = "A. Sundrum and F. Weissmann",
booktitle = "Organic pig production in free range systems",
}