TY - JOUR AU - S. E. Stepanov AU - I. G. Shandra TI - The seven classes of harmonic diffeomorphisms and their geometry JO - Trudy Geometricheskogo Seminara PY - 2003 SP - 139 EP - 154 VL - 24 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUTGS_2003_24_a13/ LA - ru ID - KUTGS_2003_24_a13 ER -