1. Aviary systems and conventional cages for laying hens: Effects on production, egg quality, health and bird location in three hybrids;Abrahamsson;Acta Agric. Scand. A,1995
2. The Welfare Quality® vision;Blokhuis,2013
3. Laying hen movement in a commercial aviary: Enclosure to floor and back again;Campbell;Poult. Sci.,2015
4. Litter use by laying hens in a commercial aviary: dust bathing and piling;Campbell;Poult. Sci.,2015
5. Welfare Quality® parameters do not always reflect hen behaviour across the lay cycle in non-cage laying hens;Daigle;Anim. Welf.,2014