RT Report T1 Shift assignment by integer programming techniques A1 Jerez Méndez, Miguel A1 Villalba Vila, Daniel AB In this paper we describe an integer programming model designed to solve shift assignment problems. It is the nucleus of an interactive DSS called PETS. PETS has be en applied at 'El Corte Inglés', a big commercial corporation with over 30,000 salespeople, yielding substantial savings in personnel costs and improving the quality of service. PB Facultad de Ciencias Económicas y Empresariales. Decanato SN 2255-5471 YR 1990 FD 1990 LK https://hdl.handle.net/20.500.14352/63942 UL https://hdl.handle.net/20.500.14352/63942 LA spa DS Docta Complutense RD 11 abr 2025