Normann H.-T., Kübler D., Müller W.,
Job Market Signalling and Screening in Laboratory Experiments,
Games and Economic Behavior, vol. 64, pp. 219-236, 2008.
Morell A.,
Johannes Althusius,
Examinatorium Rechtsgeschichte, Schmoeckel M., (Ed.), Köln, pp. 145-148, 2008.