A consensus network that enables a new payment system and a completely digital money. It is the first decentralized peer-to-peer payment network that is powered by its users with no central authority or middlemen.
bitcoin.org
The paper that first introduced Bitcoin
Frequently Asked Questions - bitcoin.org
Bitcoin Crash Course
How to Buy Bitcoins if You’re a Noob
Bitcoin Wallets Review
Bitcoin Safety
How to Get a Custom Bitcoin Address
www.bitaddress.org
www.blockchain.com
www.bitref.com
Mining Calculator - coinwarz
How to Invest in Bitcoin (Filipino)