@article{PismaZhETF.19.145,
    title = {Effect of smooth fluctuations of the composition of a semiconducting solid solution on the shape of the intrinsic absorption edge},
    author = {Artemenko, S. N. and Shul'man, A. Ya.},
    journal = {Письма в ЖЭТФ},
    volume = {19},
    issue = {3},
    pages = {145},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26967.shtml},
}