https://www.cbinsights.com/reports/CB-Insights_Blockchain-In-Review.pdf

https://www.cnbc.com/2019/08/06/swedish-payments-firm-klarna-hits-5point5-billion-dollar-valuation.html

https://www.bloomberg.com/news/articles/2019-08-02/indonesia-cracks-whip-on-mushrooming-illegal-fintech-firms

https://coingeek.com/us-crypto-tax-bill-would-give-holders-a-little-relief/