1. https://u.today/former-mt-gox-founder-wants-to-make-japan-global-blockchain-leader-with-his-new-business-effort
2. https://ru.investing.com/analysis/article-200255001
3. https://www.coindesk.com/dutch-crypto-exchange-blockport-shuts-down-vows-to-return
4. http://in-domodedovo.ru/novosti/vesti-regiona/seminar-po-voprosam-kriptovalyut-proydet-v-domodedove-6-iyunya
5. https://1prime.ru/business/20190604/830037597.html