@article{PismaZhETF.53.37,
    title = {Effective carrier masses in a neutral quasi-two-dimensional electron-hole plasma in InGaAs/GaAs quantum wells with a nondegenerate valence band},
    author = {Butov, L. V. and Kulakovskii, V. D. and Egorov, V. D. and Andersson, T. G.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {53},
    issue = {1},
    pages = {37},
    year = {1991},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17349.shtml},
}