Linda M. Null, Johnny Wong. A unified approach for multilevel database security based on inference engines. In Robert A. Barrett, Maynard J. Mansfield, editors, Proceedings of the 20st SIGCSE Technical Symposium on Computer Science Education, 1989, Louisville, Kentucky, USA, February 23-24, 1989. pages 108-111, ACM, 1989. [doi]
Abstract is missing.