@book{oai:rakuno.repo.nii.ac.jp:00000894,
 author = {Aizaki, Hideo and Nakatani, Tomoaki and Sato, Kazuo},
 month = {Aug},
 note = {Book},
 publisher = {CRC Press},
 title = {Stated Preference Methods Using R},
 year = {2014}
}