@article{PismaZhETF.106.704,
    title = {Entanglement spectrum in superfluid phases of $^3$He},
    author = {Makhlin, Yu.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {106},
    issue = {11},
    pages = {704},
    year = {2017},
    doi = {10.7868/S0370274X17230096},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X17230096},
}