@article{INTO_2006_96_a0,
     author = {V. A. Il'in and L. V. Kritskov},
     title = {Properties of spectral expansions corresponding to non-self-adjoint differential operators},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {5--105},
     publisher = {mathdoc},
     volume = {96},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2006_96_a0/}
}