@article{PismaZhETF.103.32,
    title = {Quasi-one-dimensional quantum spin liquid\\  in the  Cu(C$_{\bf4}$H$_{\bf4}$N$_{\bf2}$)(NO$_{\bf3})_{\bf2}$  insulator},
    author = {Shaginyan, V. R. and Stephanovich, V. A. and Popov, K. G. and Kirichenko, E. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {103},
    issue = {1},
    pages = {32},
    year = {2016},
    doi = {10.7868/S0370274X16010069},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X16010069},
}