%0 Journal Article %A Kolář, Martin %T The local equivalence problem in CR geometry %J Archivum mathematicum %D 2006 %P 253-266 %V 42 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_2006__42_5_a12/ %G en %F ARM_2006__42_5_a12