Õkva, K., A. Lang, T. Nevalainen, M. Väli, K. Mauranen, and P. Pokk. “Prolonged Exposure of Mice to a Nest Box Reduces Locomotor Activity in the Plus-Maze Test”. Scandinavian Journal of Laboratory Animal Science, vol. 34, no. 4, Dec. 2007, pp. 255-63, doi:10.23675/sjlas.v34i4.129.