@article{PismaZhETF.20.693,
    title = {Ionic composition in a potassium-nitrogen discharge plasma},
    author = {Morgulis, N. D. and Przhonskii, A. M.},
    journal = {Письма в ЖЭТФ},
    volume = {20},
    issue = {11},
    pages = {693},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27385.shtml},
}