[1]
A. I. Roca-Fernández, C. P. Ferris, and A. González-Rodríguez, “Short communication. Behavioural activities of two dairy cow genotypes (Holstein-Friesian vs. Jersey x Holstein-Friesian) in two milk production systems (grazing vs. confinement)”, Span. j. agric. res., vol. 11, no. 1, pp. 120-126, Feb. 2013.