@article{PismaZhETF.69.81,
    title = {Quasielastic neutron scattering by diffusive adsorbed hydrogen as a possible reason for ultracold neutrons energy spread during long storage in traps},
    author = {Pokotilovskii, Yu. N.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {69},
    issue = {2},
    pages = {81},
    year = {1999},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_14117.shtml},
}