Vísir.is (in Icelandic). Retrieved September 2, 2020. ↑ Richard D. Porter and Wade Rousse, 'Reinventing Money and Lending for the Digital Age', in Banking Beyond Banks and Money: A Guide to Banking Services in the Twenty-First Century, ed. by Paolo Tasca, Tomaso Aste, Loriana Pelizzon and Nicolas Perony ([n.p.]: Springer, 2016), pp. 145-80 (p. 165-66); DOI 10.1007/978-3-319-42448-4_9 ↑ "As Auroracoin "Airdrop" Approaches, What Does It Mean When A Nation Adopts A Cryptocurrency?".