TY  - JOUR
AU  - Arnold, V. I.
TI  - First Steps of Local Contact Algebra
JO  - Canadian journal of mathematics
PY  - 1999
SP  - 1123
EP  - 1134
VL  - 51
IS  - 6
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1999-049-9/
DO  - 10.4153/CJM-1999-049-9
ID  - 10_4153_CJM_1999_049_9
ER  -