2024-03-29T12:08:36Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/702352022-08-23T05:18:03Zhdl_2115_45007hdl_2115_116CONTACT GEOMETRY OF SECOND ORDER IYamaguchi, K.open access410Department of Mathematics, Hokkaido University2008-10-08engdepartmental bulletin paperVoRhttps://doi.org/10.14943/84421http://hdl.handle.net/2115/7023510.14943/84421Hokkaido University Preprint Series in Mathematics927139https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/70235/1/pre927.pdfapplication/pdf269.57 KB2008-10-08