@article{PismaZhETF.31.278,
    title = {Deep, free, and bound excitons and biexcitons in GaSe and their collective interaction},
    author = {Solomonov, Yu. F. and Subashiev, V. K.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {31},
    issue = {5},
    pages = {278},
    year = {1980},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20293.shtml},
}