De Facto states in Eurasia edited by Tomáš Hoch and Vincenc Kopeček, Oxon, UK and New York, USA, Routledge Contemporary Russia and Eastern Europe Series, 2019, 302 pp., £126.00, $155.00 (hardback), ISBN 978 0 36719 912 8; £47.13, $57.95 (eBook), eISBN 978 0 42924 404 9