@article{HolKutTru_j2016_Preface, author = {Markus~Holzer and Martin~Kutrib and Bianca~Truthe}, title = {Preface}, journal = jalc, volume = 21, number = {1--2}, year = 2016, pages = {5--6}, url = {https://doi.org/10.25596/jalc-2016-005} }