@article{PismaZhETF.94.73,
    title = {Topological crossovers near a quantum critical point},
    author = {Khodel, V. A. and Clark, J. W. and Zverev, M. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {94},
    issue = {1},
    pages = {73},
    year = {2011},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_29434.shtml},
}