@misc{oai:nagasaki-u.repo.nii.ac.jp:00026798, author = {Bounthipphasert, Soumphonphakdy}, month = {Aug}, note = {長崎大学学位論文 [学位記番号]博(工)甲第105号 [学位授与年月日]令和3年8月18日, (2021-08-18)}, title = {Fundamental Study on Improvement of Road and Bridge Management in Laos}, year = {2021} }