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Stämpfli, K.; Buchwalder, T.; Fröhlich, E. K. F.; Roth, Beatrice A. (2013). Design of nest access grids and perches in front of the nests: Influence on the behavior of laying hens. Poultry Science, 92(4), pp. 890-899. Poultry Science Association 10.3382/ps.2011-02046
Stämpfli, K.; Buchwalder, T.; Fröhlich, E.K.F.; Roth, B.A. (2012). Influence of front curtain design on nest choice by laying hens. British poultry science, 53(5), pp. 553-560. Taylor & Francis 10.1080/00071668.2012.725201
