Motohisa Abe and Natsuhiko Otsuka. Northern Sea Route (NSR) as a Major Transport Route: Opportunities and Challenges. Asian Transport Studies, 5(4), 617-634. (2019/9/1)
https://doi.org/10.11175/eastsats.5.617
Motohisa Abe and Natsuhiko Otsuka. Northern Sea Route (NSR) as a Major Transport Route: Opportunities and Challenges. Asian Transport Studies, 5(4), 617-634. (2019/9/1)
https://doi.org/10.11175/eastsats.5.617