1. Baird L (2016) Hashgraph consensus: fair, fast, byzantine fault tolerance. Swirlds tech report TR-2016-01
2. Bowers NL Jr, Gerber HU, Hickman JC, Jones DA, Nesbitt CJ (1997) Actuarial Mathematics. The society of Actuaries, Schaumburg, Illinois
3. Churyumov A (2017) Byteball: a decentralized system for storage and transfer of value.
http://byteball.org
4. Dickson DCM (1995) A review of Panjer’s recursion formula and its applications. Brit Act J 1(1):107–124
5. Dilworth RP (1950) A decomposition theorem for partially ordered sets. Ann Math 51(1):161–166