@article{ThomasChessBirchetal., author = {Thomas, Alexander and Chess, Stella and Birch, Herbert and Hertzig, Margaret E.}, title = {A Longitudinal Study of Primary Reaction Patterns in Children. Presented at New York Divisional Meeting of American Psychiatric Association, 29. Nov. 1959.}, language = {en} } @book{ThomasChessBirch, author = {Thomas, Alexander and Chess, Stella and Birch, Herbert G.}, title = {Temperament and Behavior Disorders in Children. New York (New York University Press) 1968.}, language = {en} }