@article{IM2_2000_64_5_a6,
     author = {A. N. Tyurin},
     title = {On {Bohr--Sommerfeld} bases},
     journal = {Izvestiya. Mathematics },
     pages = {1033--1064},
     publisher = {mathdoc},
     volume = {64},
     number = {5},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2000_64_5_a6/}
}