Generating a canonical prefix encoding. - Eugene S. Schwartz; Bruce Kallick (Commun. ACM, 1964)

A decision procedure based on the resolution method. - Bruce Kallick (IFIP Congress (1), 1968)

Handycipher: a Low-tech, Randomized, Symmetric-key Cryptosystem. - Bruce Kallick (IACR Cryptol. ePrint Arch., 2014)

A Modified Simple Substitution Cipher With Unbounded Unicity Distance. - Bruce Kallick (IACR Cryptol. ePrint Arch., 2019)