@article{oai:toyo.repo.nii.ac.jp:00010848,
 author = {吉岡, 勉 and YOSHIOKA, Tsutomu},
 journal = {観光学研究, Journal of Tourism Studies},
 month = {Mar},
 pages = {43--49},
 title = {生産性に関する製薬企業と非製薬企業の現状についての考察},
 volume = {18},
 year = {2019}
}