@article{JETPL.118.921,
    title = {Local Quench within the Keldysh Technique},
    author = {Radovskaya, A. A. and Semenov, A. G.},
    journal = {JETP Lett.},
    volume = {118},
    issue = {12},
    pages = {922},
    year = {2023},
    doi = {10.1134/S0021364023603639},
    url = {http://jetpletters.ru/ps/dx/10.31857/S1234567823240096},
    note = {[Pisma v ZhETF 118, 921 (2023)]}
}