Toward a Psychological Theory of Crowding.

[1]  Robert Sommer,et al.  The Distance for Comfortable Conversation: A Further Study , 1962 .

[2]  R. Sommer,et al.  Further Studies of Small Group Ecology , 1965 .

[3]  J. J. Christian Endocrine adaptive mechanisms and the physiologic regulation of population growth. , 1960, Lecture and review series. Naval Medical Research Institute.

[4]  R. Sommer,et al.  Leadership and Group Geography , 1961 .

[5]  J J CHRISTIAN,et al.  Phenomena associated with population density. , 1961, Proceedings of the National Academy of Sciences of the United States of America.

[6]  V. Wynne-Edwards Animal dispersion in relation to social behaviour , 1962 .

[7]  J. B. Calhoun Population density and social pathology. , 1962, California medicine.