@article{FAA_2001_35_2_a3,
     author = {V. E. Nazaikinskii and B. Yu. Sternin},
     title = {The {Index} {Locality} {Principle} in {Elliptic} {Theory}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {37--52},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_2001_35_2_a3/}
}