TY  - RPRT
TI  - First scribbles: the emergence of an ego function.
AU  - J Drucker
AU  - C B Shapiro
PY  - 1979
DO  - 10.1016/s0002-7138(09)62211-1
UR  - https://pubmed.ncbi.nlm.nih.gov/94332/
ID  - 94332
ER  -