The Aircraft Landing Problem (ALP) is the problem of deciding a landing time on an appropriate runway for each aircraft in a given set of aircraft such that each aircraft lands within a predetermined time window; and separation criteria between the landing of an aircraft, and the landing of all successive aircraft, are respected.
Beasley, J.E., M. Krishnamoorthy, Y.M. Sharaiha and D. Abramson, Displacement problem and dynamically scheduling aircraft landings, Journal of the Operational Research Society 55 (2004), pp. 54-64.
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