@article{TMF_1973_15_3_a7,
     author = {V. B. Matveev},
     title = {Wave operators and positive eigenvalues for a {Schr\"odinger} equation with oscillating potential},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {353--366},
     year = {1973},
     volume = {15},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1973_15_3_a7/}
}