@article{Yoshida2009,
author = "Yoshida, C.",
title = "The Relationship between Working Hours and Household Production Time in Japanese Wives and Husbands",
year = 2009,
journal = "Journal of Population Problem",
volume = 65,
number = 2,
pages = "3-20",
url = "http://www.ipss.go.jp/publication/e/jinkomon/268e.htm"
}