@article{VMUMM_1989_5_a20,
     author = {A. S. Mishchenko and O. G. Filippov},
     title = {Reduction of elliptic operators with almost periodic coefficients to operators on compact manifolds},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {78--81},
     publisher = {mathdoc},
     number = {5},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1989_5_a20/}
}