@article{PismaZhETF.43.551,
    title = {Nonlocal condensates and QCD sum rules for the pion wave function},
    author = {Mikhailov, S. V. and Radyushkin, A. V.},
    journal = {Письма в ЖЭТФ},
    volume = {43},
    issue = {12},
    pages = {551},
    year = {1986},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21499.shtml},
}