"States" of informality in post-socialist Europe (and beyond)Polese, Abel; Morris, Jeremy; Kovacs, BorbalaJournal of contemporary Central and Eastern Europe2016 / p. 181-190 http://dx.doi.org/10.1080/0965156X.2016.1261216

What is informality? (mapping) “the art of bypassing the state” in Eurasian spaces - and beyondPolese, AbelEurasian Geography and Economics2023 / p. 322-364 https://doi.org/10.1080/15387216.2021.1992791