Multisafe - A Data Security Architecture.

http://doi.acm.org/10.1145/984488.984492 Robert P. Trueblood H. Rex Hartson Multisafe - A Data Security Architecture. 26-31 sigmodR/11-4/P026.pdf 1981 11 SIGMOD Record 4 db/journals/sigmod/sigmod11.html#TruebloodH81