Operatornye metody : dopushcheno v kachestve uchebnogo rukovodstva dl︠i︡a studentov vuzov, obucha︠i︡ushchikhs︠i︡a po spe︠t︡sialʹnosti "Prikladna︠i︡a matematika" - Maslov, V. P. (Viktor Pavlovich) (Nauka, Glav. red. fiziko-matematicheskoĭ lit-ry, 1973)