Industrial information-weight security models. - Victor Portougal; Lech J. Janczewski (Inf. Manag. Comput. Secur., 1998)

Makespan-related criteria for comparing schedules in stochastic environments. - Victor Portougal; Dan Trietsch (J. Oper. Res. Soc., 1998)

Production planning system redesign: a case study of food production. - Victor Portougal (Int. J. Manuf. Technol. Manag., 2000)

"Need-to-know" principle and fuzzy security clearances modelling. - Lech J. Janczewski; Victor Portougal (Inf. Manag. Comput. Secur., 2000)

Production Scheduling Theory: Just Where Is It Applicable? - Victor Portougal; David J. Robb (Interfaces, 2000)

Stochastic scheduling with optimal customer service. - Victor Portougal; Dan Trietsch (J. Oper. Res. Soc., 2001)

A Possibility Theory Framework for Security Evaluation in National Infrastructure Protection. - Richard L. Baskerville; Victor Portougal (J. Database Manag., 2003)

Assignment of Security Clearances in an Organization. - Lech J. Janczewski; Victor Portougal (SEC, 2005)

ERP Implementation for Production Planning at EA Cakes Ltd. - Victor Portougal (J. Cases Inf. Technol., 2005)

Setting due dates in a stochastic single machine environment. - Victor Portougal; Dan Trietsch (Comput. Oper. Res., 2006)

Johnson's problem with stochastic processing times and optimal service level. - Victor Portougal; Dan Trietsch (Eur. J. Oper. Res., 2006)

Multi-period aggregate production planning in a news-vendor framework. - Konstantin Kogan; Victor Portougal (J. Oper. Res. Soc., 2006)