Shang Gao 0006 Tianyu Zheng Yu Guo 0003 Zhe Peng Bin Xiao 0001 Lattice-Based Zero-Knowledge Proofs for Blockchain Confidential Transactions. 137-168 2025 PKC (5) https://doi.org/10.1007/978-3-031-91832-2_5 conf/pkc/2025-5 db/conf/pkc/pkc2025-5.html#GaoZGPX25 streams/conf/pkc