Efficient Card-Based Cryptographic Protocols for Millionaires' Problem Utilizing Private Permutations. - Takeshi Nakai; Yuuki Tokushige; Yuto Misawa; Mitsugu Iwamoto; Kazuo Ohta (CANS, 2016)

How to Solve Millionaires' Problem with Two Kinds of Cards. - Takeshi Nakai; Yuto Misawa; Yuuki Tokushige; Mitsugu Iwamoto; Kazuo Ohta (New Gener. Comput., 2021)