@article{Winkler2002,
author = {Winkler, A.E.},
title= {Measuring time use in households with more than one person},
year = {2002},
URL = {https://www.bls.gov/opub/mlr/2002/02/art3full.pdf},
volume = {125},
number = {2},
pages = {45--52},
}