Yuanjian Zhou Yining Liu 0002 Chengshun Jiang Shulan Wang An improved FOO voting scheme using blockchain. 303-310 2020 19 Int. J. Inf. Sec. 3 https://doi.org/10.1007/s10207-019-00457-8 db/journals/ijisec/ijisec19.html#ZhouLJW20