@article{CMFD_2012_46_a7,
     author = {A. Yu. Savin and B. Yu. Sternin and E. Schrohe},
     title = {On the index formula for an isometric diffeomorphism},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {141--152},
     publisher = {mathdoc},
     volume = {46},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2012_46_a7/}
}