1. ETH Gas Station, accessed January 2018. https://ethgasstation.info/FAQpage.php
2. Alharby, M., van Moorsel, A.: Blockchain-based smart contracts: a systematic mapping study. CoRR abs/1710.06372 (2017). http://arxiv.org/abs/1710.06372
3. Bartling, S.: Blockchain for open science and knowledge creation. Technical report, Blockchain for Science. http://www.blockchainforscience.com/2017/02/23/blockchain-for-open-science-the-living-document/
4. Benet, J.: IPFS-content addressed, versioned, P2P file system. arXiv preprint arXiv:1407.3561 (2014)
5. Lecture Notes in Computer Science;S Capadisli,2017