Jerez Méndez, MiguelVillalba Vila, Daniel2023-06-212023-06-2119902255-5471https://hdl.handle.net/20.500.14352/63942In 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.spaAtribución-NoComercial-CompartirIgual 3.0 Españahttps://creativecommons.org/licenses/by-nc-sa/3.0/es/technical reporthttps://economicasyempresariales.ucm.es/working-papers-cceeopen accessRecursos humanosGestión de empresas.Administración de empresas5311 Organización y Dirección de Empresas