TY  - RPRT
TI  - Happiness: go for it.
AU  - S F Sickbert
PY  - 1989
DO  - 10.1111/j.1532-5415.1989.tb01261.x
UR  - https://pubmed.ncbi.nlm.nih.gov/2738284/
ID  - 2738284
ER  -