Yang Shi 0002 Jie Lin Guoyue Xiong Xiaoping Wang Hongfei Fan Key-Insulated Undetachable Digital Signature Scheme and Solution for Secure Mobile Agents in Electronic Commerce. 4375072:1-4375072:18 2016 2016 Mob. Inf. Syst. https://doi.org/10.1155/2016/4375072 https://www.wikidata.org/entity/Q59130561 db/journals/mis/mis2016.html#ShiLXWF16