@article{PismaZhETF.103.795,
    title = {The occurrence of a Mott-like gap in single-particle spectra of  electron systems possessing flat bands},
    author = {Khodel, V. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {103},
    issue = {11},
    pages = {795},
    year = {2016},
    doi = {10.7868/S0370274X16110084},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X16110084},
}