The following publications are possibly variants of this publication:
- Distributed three-level QR codes based on visual cryptography schemeZhengxin Fu, Liguo Fang, Hangying Huang, Bin Yu 0003. jvcir, 87:103567, 2022. [doi]
- General Construction for Extended Visual Cryptography Scheme Using QR CodesYuqiao Cheng, Zhengxin Fu, Bin Yu 0003, Gang Shen. ijdcf, 11(1):1-17, 2019. [doi]
- Visual Cryptography Scheme With Meaningful Shares Based on QR CodesZhengxin Fu, Yuqiao Cheng, Bin Yu 0003. access, 6:59567-59574, 2018. [doi]