@article{DAN_1989_307_3_a10,
     author = {E. K. Kornoushenko},
     title = {Diagnosis of dynamic systems with nonlinear and nonstationary elements},
     journal = {Doklady Akademii Nauk},
     pages = {557--559},
     publisher = {mathdoc},
     volume = {307},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_307_3_a10/}
}