@article{PismaZhETF.16.628,
    title = {Correction of $\mu$-mesic Energy Levels for Polarization in the Adiabatic Approximation},
    author = {Pertrun'kin, V. A. and Startsev, S. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {16},
    issue = {11},
    pages = {628},
    year = {1972},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26866.shtml},
}