@article{AA_1991_3_3_a2,
     author = {A. Yu. Kokotov},
     title = {Representation of $C^*$-algebras generated by pseudodifferential operators in a~polyhedron},
     journal = {Algebra i analiz},
     pages = {57--77},
     publisher = {mathdoc},
     volume = {3},
     number = {3},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_1991_3_3_a2/}
}