1. Akins, C. A., Domjan, M., & Gutiérrez, G. (1994). Topography of sexually conditioned behavior in male Japanese quail (Coturnix japonica) depends on the CS–US interval. Journal of Experimental Psychology: Animal Behavior Processes, 20, 199–209.
2. Baerends, G. P. (1941). On the life history of Ammophila campestris. Jur. Nederl. Akademie van Wetenschappen, 44, 483–488.
3. Baerends, G. P., Drent, R. H., Glas, P., & Groenewold, H. (1970). An ethological analysis of incubation behaviour in the herring gull. Behaviour, Suppl., 17, 135–235.
4. Baird, D. (2004). Thing knowledge: A philosophy of scientific instruments. University of California Press.
5. Beach, F. A. (1950). The snark was a boojum. American Psychologist, 5, 115–124.