TY  - RPRT
TI  - Problems in Freud's metapsychology.
AU  - O Andkjaer Olsen
AU  - S Køppe
PY  - 1986
DO  - 10.1111/j.1467-9450.1986.tb01194.x
UR  - https://pubmed.ncbi.nlm.nih.gov/3764366/
ID  - 3764366
ER  -