TY  - RPRT
TI  - Self-perception and interpersonal behavior changes in marathon and time-extended encounter groups.
AU  - M W Marks
AU  - N D Vestre
PY  - 1974
DO  - 10.1037/h0037027
UR  - https://pubmed.ncbi.nlm.nih.gov/4427012/
ID  - 4427012
ER  -