Transaction Security System. - Dennis G. Abraham; George M. Dolan; Glen P. Double; James V. Stevens (IBM Syst. J., 1991)

Transaction Security System Extensions to the Common Cryptographic Architecture. - Don B. Johnson; George M. Dolan (IBM Syst. J., 1991)

Common Cryptographic Architecture Cryptographic Application Programming Interface. - Don B. Johnson; George M. Dolan; Michael J. Kelly; An V. Le; Stephen M. Matyas (IBM Syst. J., 1991)