@article{PismaZhETF.17.463,
    title = {Photoinduced Mutual Transformation of Centers Responsible for "Multipletness" in  the  Shpol'skii   Effect},
    author = {Solov'ev, K. N. and Zalesskii, I. E. and Kotlo, V. N. and Shkirman, S. F.},
    journal = {Письма в ЖЭТФ},
    volume = {17},
    issue = {9},
    pages = {463},
    year = {1973},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23595.shtml},
}