The development of paranoic thinking.

A contribution to the psychogenesis of manic-depressive states.

1935 • 763 citations

Reasoning, regression and communication in schizophrenics.

1938 • 251 citations

Schizophrenic Thinking in a Problem-Solving Situation

1939 • 145 citations

A Psycho-Analytic Approach to the Classification of Mental Disorders

1932 • 30 citations

Individual and Social Factors in the Development of Graphic Symbolization

1938 • 17 citations

Functional Immaturity in the Symbolization of Scientifically Trained Adults

1938 • 14 citations