Christian Choffrut. Combinatorics in Trace Monoids I. In Volker Diekert, Grzegorz Rozenberg, editors, The Book of Traces. pages 71-82, World Scientific, 1995. [doi]
@incollection{Choffrut95,
title = {Combinatorics in Trace Monoids I},
author = {Christian Choffrut},
year = {1995},
doi = {10.1142/9789814261456_0003},
url = {https://doi.org/10.1142/9789814261456_0003},
researchr = {https://researchr.org/publication/Choffrut95},
cites = {0},
citedby = {0},
pages = {71-82},
booktitle = {The Book of Traces},
editor = {Volker Diekert and Grzegorz Rozenberg},
publisher = {World Scientific},
isbn = {978-981-02-2058-7},
}