Spruijt, ea 1992
Spruijt, B. M., J. A. R. A. M. van Hoof and W. M. Gispen, 1992, 'Ethology and neurobiology of grooming behaviour', Physiological Reviews, 72, 825-852
Spruijt, B. M., J. A. R. A. M. van Hoof and W. M. Gispen, 1992, 'Ethology and neurobiology of grooming behaviour', Physiological Reviews, 72, 825-852