@article{ARM_2006__42_5_a12,
     author = {Kol\'a\v{r}, Martin},
     title = {The local equivalence problem in {CR} geometry},
     journal = {Archivum mathematicum},
     pages = {253--266},
     publisher = {mathdoc},
     volume = {42},
     number = {5},
     year = {2006},
     mrnumber = {2322412},
     zbl = {1164.32307},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2006__42_5_a12/}
}