Jan Langbein

发表

Gerd Nürnberg, Jan Langbein, Gerhard Manteuffel, 2007, Journal of comparative psychology.

Gerd Nürnberg, Jan Langbein, Elmar Mohr, 2002, Physiology & Behavior.

Jan Langbein, J. Langbein, M. Nichelmann, 1993 .