https://www.icaew.com/-/media/corporate/files/technical/information-technology/technology/big-data-in-chinese-businesses.ashx
https://www.dbresearch.de/PROD/RPS_DE-PROD/PROD0000000000523908/Deutschland%3A_Konjunktur_kurzgefasst.PDF
https://medium.com/nightingale/how-i-quit-my-full-time-job-to-pursue-a-freelance-career-in-data-visualization-fa4748a1400d