A layered decision model for cost-effective network defense. - Huaqiang Wei; Deborah A. Frincke; Jim Alves-Foss; Terence Soule; Hugh Pforsich (IRI, 2005)

A Layered Decision Model for cost-effective system security. - Huaqiang Wei; Jim Alves-Foss; Terence Soule; Hugh Pforsich; Du Zhang; Deborah A. Frincke (Int. J. Inf. Comput. Secur., 2008)