@phdthesis{oai:nagoya.repo.nii.ac.jp:00018622,
 author = {YANG, Jia and 楊, 甲},
 month = {Sep},
 school = {名古屋大学, Nagoya University},
 title = {Empirical Studies on the Ownership and Usage of Eco-Friendly Vehicles},
 year = {2014}
}