Valouxis, Christos; Gogos, Christos; Goulas, George; … - In: European Journal of Operational Research 219 (2012) 2, pp. 425-433
Nurse rostering is an NP-hard combinatorial problem which makes it extremely difficult to efficiently solve real life problems due to their size and complexity. Usually real problem instances have complicated work rules related to safety and quality of service issues in addition to rules about...