TY  - RPRT
TI  - Life satisfaction and activity theory: a multidimensional approach.
AU  - D R Hoyt
AU  - M A Kaiser
AU  - G R Peters
AU  - N Babchuk
PY  - 1980
DO  - 10.1093/geronj/35.6.935
UR  - https://pubmed.ncbi.nlm.nih.gov/7440934/
ID  - 7440934
ER  -