For citations:
Khokhlov N., Vasiliev A., Belichenko A., Kirdyankina P., Korotayev A. Echo of arab spring in Western Europe a quantitative analysis. International Trends / Mezhdunarodnye protsessy. 2021;19(2):21-49. (In Russ.) https://doi.org/10.17994/IT.2021.19.2.65.7