# 論文 - 初期の提案は以下の論文らしい - Kogias, Eleftherios Kokoris, et al. "Enhancing bitcoin security and performance with strong consistency via collective signing." _25th usenix security symposium (usenix security 16)_. 2016. https://www.usenix.org/conference/usenixsecurity16/technical-sessions/presentation/kogias