Dimensions of affective expression in four expressive modes.

@article{Sweeney1970DimensionsOA,
  title={Dimensions of affective expression in four expressive modes.},
  author={Donna Sweeney and D C Tinling and A H Schmale},
  journal={Behavioral science},
  year={1970},
  volume={15 5},
  pages={393-407}
}