Manfred Kudlek, Nils Erik Flick. Properties of Languages with Catenation and Shuffle. Fundamenta Informaticae, 129(1-2):117-132, 2014. [doi]
@article{KudlekF14,
title = {Properties of Languages with Catenation and Shuffle},
author = {Manfred Kudlek and Nils Erik Flick},
year = {2014},
doi = {10.3233/FI-2014-964},
url = {http://dx.doi.org/10.3233/FI-2014-964},
researchr = {https://researchr.org/publication/KudlekF14},
cites = {0},
citedby = {0},
journal = {Fundamenta Informaticae},
volume = {129},
number = {1-2},
pages = {117-132},
}