- Publication venue
- Department of Mathematics, Hokkaido University
- Publication date
- 01/02/2011
- Field of study
- Publication venue
- Publication date
- 01/02/2012
- Field of study
- Publication venue
- 'Department of Mathematics, Hokkaido University'
- Publication date
- Field of study
- Publication venue
- 'Department of Mathematics, Hokkaido University'
- Publication date
- Field of study