An adaptive penalty function with meta-modeling for constrained problems. - Oliver Kramer 001; Uli Schlachter; Valentin Spreckels (IEEE Congress on Evolutionary Computation, 2013)

Synthesis of Labelled Transition Systems into Equal-Conflict Petri Nets. - Uli Schlachter; Valentin Spreckels (ATAED@Petri Nets/ACSD, 2017)

Properties of Plain, Pure, and Safe Petri Nets. - Kamila Barylska; Eike Best; Uli Schlachter; Valentin Spreckels (Trans. Petri Nets Other Model. Concurr., 2017)