https://www.google.com/url?rct=j&sa=t&url=http://www.internationallawoffice.com/Newsletters/Banking/Sweden/Advokatfirman-Trngren-Magnell/Does-VAT-exemption-apply-to-Bitcoin-exchanges&ct=ga&cd=CAIyGmJjNGEwZWQ4N2QyMGU3Nzg6Y29tOmVuOlVT&usg=AFQjCNG2D3afBa1T8vrlfEql25keEMOhVw