Bitcoin can be exchanged with other digital currencies or fiat currencies. Bitcoin is used as a means of payment by over 100,000 vendors and merchants. Bitcoin is the world's first cryptocurrency which works on a completely decentralized network known as the blockchain.
Comprar Catálogos de Monedas y Libros de Numismática. Current coins of the world. r.s. yeoman. 2ª edicion. western publishing company. usa, 1968. pags:256. Lote 181511583