Castilho, V.A.R., R.G. Garcia, N.D.S. Lima, K.C. Nunes, F.R. Caldara, I.A. Nääs, B. Barreto, and F.G. Jacob. 2015. “WELFARE OF LAYING HENS IN DIFFERENT DENSITIES OF HOUSING”. Revista Brasileira De Engenharia De Biossistemas 9 (2). Tup:122-31. https://doi.org/10.18011/bioeng2015v9n2p122-131.