@article{PismaZhETF.7.335,
    title = {Exciton Spectra of ZnS Crystals with Stacking Faults},
    author = {Ryskin, A. I. and Suslina, L. G. and Khil'ko, G. I. and Shadrin, E. B.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {7},
    issue = {9},
    pages = {335},
    year = {1968},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25659.shtml},
}