@inproceedings{57154d733868440c9a5027ef2bc0544f,
title = "Winter navigation in inland waterways - Finnish experiences and improvement plans",
author = "Olli Holm and Tapio Nyman and Seppo Piironen and Timo Riipi and Jorma Rytk{\"o}nen",
year = "1998",
language = "English",
isbn = "2-87223-095-5",
pages = "17--32",
booktitle = "Conference Proceedings, 29th International Navigation Congress",
publisher = "PIANC International Navigation Association",
note = "29th International Navigation Congress ; Conference date: 06-09-1998 Through 10-09-1998",
}