1. Androulaki, E., & Karame, G. O. (2014). Hiding transaction amounts and balances in Bitcoin. Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 8564 LNCS, 161–178. https://doi.org/10.1007/978-3-319-08593-7_11
2. Bitcoin Pool Stats. (2021). BTC.Com. https://btc.com/stats/pool
3. Bitcoinwiki. (2018). Block. Bitcoinwiki. https://en.bitcoin.it/wiki/Block
4. Criddle, C. (2021). Bitcoin Consumes More Electricity than Argentina -. BBC News. https://www.bbc.com/news/technology-56012952
5. Eyal, I., Gencer, A. E., Sirer, E. G., & van Renesse, R. (2015). Bitcoin-NG: A Scalable Blockchain Protocol. https://doi.org/abs/1510.02037