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2. Ben-Sasson, E., et al.: Zerocash: decentralized anonymous payments from Bitcoin. Cryptology ePrint Archive, Report 2014/349 (2014).
http://eprint.iacr.org/2014/349
3. Ben-Sasson, E., Chiesa, A., Tromer, E., Virza, M.: Succinct non-interactive zero knowledge for a von Neumann architecture. In: Proceedings of the 23rd USENIX Conference on Security Symposium, pp. 781–796. SEC 2014. USENIX Association (2014).
dl.acm.org/citation.cfm?id=2671225.2671275
4. Precompiled contracts for addition and scalar multiplication on the elliptic curve alt bn128.
https://eips.ethereum.org/EIPS/eip-196
5. Reduce alt bn128 precompile gas costs.
https://eips.ethereum.org/EIPS/eip-1108