@book{LorenzLeyhausen, author = {Lorenz, Konrad and Leyhausen, Paul}, title = {Antriebe tierischen und menschlichen Verhaltens, M{\"u}nchen (R. Piper \& Co Verlag) 1968.}, language = {de} } @article{Leyhausen, author = {Leyhausen, Paul}, title = {The Communal Organization of Solitary Mammals}, series = {Symposia of The Zoological Society of London, Vol. 14 (1965) pp. 249-263.}, journal = {Symposia of The Zoological Society of London, Vol. 14 (1965) pp. 249-263.}, language = {en} }