MainAuthors Kochkarov Azret A. kandidat fiziko-matematicheskih nauk, docent Departamenta analiza dannyh, prinyatiya resheniy i finansovyh tehnologiy Financial University under the Government of the Russian Federation ARTICLES: RETROSPECTIVE ANALYSIS OF THE BITCOIN CRYPTOCURRENCY PAYMENT SYSTEM: FINANCIAL AND IT ASPECTS Economic Problems and Legal Practice — Issue №6 2019: 111-115