Fregonesi, J.A. and Leaver, J.D. 2002. Preference of lactating dairy cows for strawyard or cubicle housing systems at two space allowances. Semina: Ciências Agrárias. 23, 1 (Mar. 2002), 45–55. DOI:https://doi.org/10.5433/1679-0359.2002v23n1p45.