@article{Yoshida2009a,
author = "Yoshida, C.",
title = "The Choice of Discussion Network: From the Viewpoint of Gender and Generation",
year = 2009,
journal = "Journal of Population Problem",
volume = 61,
number = 4,
pages = "39-56",
url = "http://www.ipss.go.jp/publication/e/jinkomon/256e.htm"
}