@article{PismaZhETF.52.1157,
    title = {Splitting of low-temperature magnetic transition in $Dy_2BaCuO_5$},
    author = {Popova, M. N. and Chepurko, G. G.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {52},
    issue = {10},
    pages = {1157},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17562.shtml},
}