**COLLABORATIVE RESEARCH WITH MATHEMATICS ITB**

**Airline Scheduling Prombles Paper**

- Column generation technique for solving two-dimensional cutting stock problems: method of stripe approach (2007)
- Simulation for measuring the effect of flight retiming to the robustness of flight schedule (2011)
- Optimization model for an airline crew rostering problem: case of Garuda Indonesia (2013)
- Improving the robustness of flight schedule by flight re-timing and imposing a new crew base (2013)
- Modeling Flight Departure Delay Distributions (2014)
- A Solution Method for Airline Crew Recovery Problems (2015)
- Flight Re-timing Models to Improve the Robustness of Airline Schedules (2016)
- Some effects of perturbed flight schedules to the performance of aircraft routings (2017)
- A heuristic method for solving airline crew pairing problems (2018)
- Determining the Robust Counterpart of Flight Retiming Model (2019)
- Flight delay characteristics on perturbed aircraft routings (2020)

**MATHEMATICS MODELING PAPER**

- A new approach for modeling of the surfactant effect on a sessile oil drop motion (2015)
- Shape profile of an inhomogeneous sessile drop using the variational method (2017)
- Surfactant effects on contact line alteration of aliquid drop in a capillary tube (2018)
- A thin power law fluid underside a horizontal flat plane (2019)
- The Effects of Surfactant on the Evolution of a Thin Film under a Moving Liquid Drop (2020)