Alberto Bertoni, Massimiliano Goldwurm, Paolo Massazza. Counting Problems and Algebraic Formal Power Series in Noncommuting Variables. Inf. Process. Lett., 34(3):117-121, 1990.
@article{BertoniGM90,
title = {Counting Problems and Algebraic Formal Power Series in Noncommuting Variables},
author = {Alberto Bertoni and Massimiliano Goldwurm and Paolo Massazza},
year = {1990},
tags = { algebra},
researchr = {https://researchr.org/publication/BertoniGM90},
cites = {0},
citedby = {0},
journal = {Inf. Process. Lett.},
volume = {34},
number = {3},
pages = {117-121},
}