@misc{oai:nipr.repo.nii.ac.jp:00015427,
 author = {Koyama, Tomoko and Nakanowatari, Takuya and Inoue, Jun},
 month = {Dec},
 note = {The Ninth Symposium on Polar Science/Interdisciplinary sessions: [IA] Open session for the interdisciplinary Arctic Science, Thu. 6 Dec. / Entrance Hall (1st floor), National Institute of Polar Research},
 title = {Information retrieval for Northern Sea Route (NSR) navigation: a statistical approach using the TOPAZ4 data},
 year = {2018}
}