@article{IVM_1987_1_a18,
     author = {V. A. Shtraus},
     title = {Elements of functional calculus for $J$-selfadjoint definitizable operators},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {83--85},
     publisher = {mathdoc},
     number = {1},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1987_1_a18/}
}