Gulag: ideologija i ėkonomika podnevolʹnogo truda v XX veke = Gulag: idology and economy of forced labour in the XX century - Berdinskich, Viktor Arkadʹevič 1956-; Menʹkovskij, Vjačeslav Ivanovič 1959- (Institut jayzka, literatury i istorii Komi NC UrO RAN, 2017)