A genetic algorithm approach to periodic railway synchronization. - Karl Nachtigall; Stefan Voget (Comput. Oper. Res., 1996)

Periodic Network Optimization with Different Arc Frequencies. - Karl Nachtigall (Discret. Appl. Math., 1996)

Simultaneous semi-eigenvectors for matrices over an extremal algebra. - Karl Nachtigall (Math. Methods Oper. Res., 1996)

Powers of matrices over an extremal algebra with applications to periodic graphs. - Karl Nachtigall (Math. Methods Oper. Res., 1997)

A Modulo Network Simplex Method for Solving Periodic Timetable Optimisation Problems. - Karl Nachtigall; Jens Opitz (OR, 2007)

Simultaneous Network Line Planning and Traffic Assignment. - Karl Nachtigall; Karl Jerosch (ATMOS, 2008)

Solving Periodic Timetable Optimisation Problems by Modulo Simplex Calculations. - Karl Nachtigall; Jens Opitz (ATMOS, 2008)

Solving Periodic Event Scheduling Problems with SAT. - Peter Großmann; Steffen Hölldobler; Norbert Manthey; Karl Nachtigall; Jens Opitz; Peter Steinke (IEA/AIE, 2012)

Energy-Optimized Routing of Electric Vehicles in Urban Delivery Systems. - Henning Preis; Stefan Frank; Karl Nachtigall (OR, 2012)

A Novel Approach to Strategic Planning of Rail Freight Transport. - Reyk Weiß; Jens Opitz; Karl Nachtigall (OR, 2012)

On the Modeling of Recharging Stops in Context of Vehicle Routing Problems. - Stefan Frank; Henning Preis; Karl Nachtigall (OR, 2013)

Modelling and Solving a Train Path Assignment Model. - Karl Nachtigall; Jens Opitz (OR, 2014)

Modelling and Solving a Train Path Assignment Model with Traffic Day Restriction. - Karl Nachtigall (OR, 2015)

A state-of-the-art realization of cyclic railway timetable computation. - Michael Kümmling; Peter Großmann; Karl Nachtigall; Jens Opitz; Reyk Weiß (Public Transp., 2015)

Integrating Passengers' Routes in Periodic Timetabling: A SAT approach. - Philine Gattermann; Peter Großmann; Karl Nachtigall; Anita Schöbel (ATMOS, 2016)

Applying Bidirectional Long Short-Term Memories (BLSTM) to Performance Data in Air Traffic Management for System Identification. - Stefan Reitmann; Karl Nachtigall (ICANN (2), 2017)

Capacity Planning for Airport Runway Systems. - Stefan Frank; Karl Nachtigall (OR, 2019)

Modeling Uncertainty in the Timetable-Based Railway Network Design Problem. - Tim Sander; Nadine Friesen; Karl Nachtigall; Nils Nießen (OR, 2022)

The complexity of the Timetable-Based Railway Network Design Problem. - Nadine Friesen; Tim Sander; Karl Nachtigall; Nils Nießen (CoRR, 2023)

The complexity of the timetable-based railway network design problem. - Nadine Friesen; Tim Sander; Christina Büsing; Karl Nachtigall; Nils Nießen (Networks, 2024)

Demand-based capacity assessment using mixed integer programming. - Christopher Szymula; Nikola Besinovic; Karl Nachtigall (J. Rail Transp. Plan. Manag., 2025)

Solving the Real-Time Train Dispatching Problem by Column Generation. - Maik Schälicke; Karl Nachtigall (Transp. Sci., 2025)