@article{BergmanEscalona1949, author = {P. Bergman and S. K. Escalona}, title = {Unusual Sensitivities in Very Young Children}, journal = {A. Freud et al. (Eds.), The Psychoanalytic Study of the Child, Vol. III/IV, New York (International Universities Press) 1949, pp. 333-352.}, year = {1949}, }