Сайдумов М.Х. PERIODIZATION OF THE STAGES OF THE FORMATION AND DEVELOPMENT OF THE CHECHEN STATEHOOD FROM THE XX TO THE XXI CENTURIES: THE LEGAL FOUNDATIONS OF THE SOVIET, THE POST OF THE SOVIET AND RUSSIAN PERIODS OF STATE-LEGAL DEVELOPMENT OF THE REPUBLIC // Северо-Кавказский юридический вестник. 2020. Vol. 1, no. 1. P. 20–31. https://doi.org/10.22394/2074-7306-2020-1-1-20-31