- https://hackernoon.com/a-primer-on-blockchains-protocols-and-token-sales-9ebe117b5759
- https://hackernoon.com/differences-between-protocol-blockchain-and-app-blockchain-companies-802b699eccde
- https://hackernoon.com/learn-blockchains-by-building-one-117428612f46
- https://hackernoon.com/icos-for-dummies-like-me-1e82a8bc27f4
- https://hackernoon.com/wtf-is-an-initial-coin-offering-ico-8b03b18b0bd0
- https://hackernoon.com/the-ico-handbook-705a89fa8978
- https://hackernoon.com/tokens-at-the-gate-what-happens-after-the-icos-5cd013f37782
- http://www.gjermundbjaanes.com/understanding-ethereum-smart-contracts/
- https://blog.zeppelin.solutions/how-to-create-token-and-initial-coin-offering-contracts-using-truffle-openzeppelin-1b7a5dae99b6
- https://hackernoon.com/ethereum-zero-to-hero-developing-our-first-contract-d8578c040475
- https://hackernoon.com/full-stack-smart-contract-development-fccdfe5176ce