@article{PismaZhETF.12.303,
    title = {Deviation from the Franck-Condon Principle upon Population of the Vibrational Levels of the $A^2\pi$ State of $CO^+$ Ions Produced by Collisions of Electrons with CO Molecules},
    author = {Polyakova, G. N. and Erko, V. F. and Zats, A. V. and Fogel', Ya. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {12},
    issue = {6},
    pages = {303},
    year = {1970},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26284.shtml},
}