David M. Ryan

Railway track allocation: models and methods

Richard Martin Lusby, Jesper Larsen, Matthias Ehrgott et al. · OR Spectrum · 2009 · 334 citations

Public Health, Transportation Planning, Transport +11

An Integer Programming Approach to the Vehicle Scheduling Problem

B. A. Foster, David M. Ryan · Journal of the Operational Research Society · 1976 · 222 citations

Business, Industrial Engineering, Operations Management +14

Constructing robust crew schedules with bicriteria optimization

Matthias Ehrgott, David M. Ryan · Journal of Multi-Criteria Decision Analysis · 2002 · 201 citations

Management, Industrial Engineering, Operations Management +14

An iterative approach to robust and integrated aircraft routing and crew scheduling

Oliver Weide, David M. Ryan, Matthias Ehrgott · Computers & Operations Research · 2009 · 143 citations · Full text

Management, Aerospace Engineering, Operations Management +16

The Solution of Massive Generalized Set Partitioning Problems in Aircrew Rostering

David M. Ryan · Journal of the Operational Research Society · 1992 · 136 citations

Natural Sciences, Computer Science, Mathematics +11