SALE, a Simple Algebraic Language for Engineers. - W. R. Brittenham; K. Clark; G. Kuss; H. Thompson (Commun. ACM, 1959)

A Framework for Unified Network Security Management: Identifying and Tracking Security Threats on Converged Networks. - Jerald Dawkins; K. Clark; Gavin Manes; Mauricio Papa (J. Netw. Syst. Manag., 2005)