David Callan. A Determinant of Stirling Cycle Numbers Counts Unlabeled Acyclic Single-Source Automata. Discrete Mathematics & Theoretical Computer Science, 10(2), 2008. [doi]
@article{Callan08,
title = {A Determinant of Stirling Cycle Numbers Counts Unlabeled Acyclic Single-Source Automata},
author = {David Callan},
year = {2008},
url = {http://www.dmtcs.org/dmtcs-ojs/index.php/dmtcs/article/view/657/2211},
tags = {source-to-source, peer-to-peer, open-source},
researchr = {https://researchr.org/publication/Callan08},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics & Theoretical Computer Science},
volume = {10},
number = {2},
}