Jean-Claude Bermond, Anne Germa, Marie-Claude Heydemann, Dominique Sotteau. Girth in digraphs. Journal of Graph Theory, 4(3):337-341, 1980. [doi]
@article{BermondGHS80,
title = {Girth in digraphs},
author = {Jean-Claude Bermond and Anne Germa and Marie-Claude Heydemann and Dominique Sotteau},
year = {1980},
doi = {10.1002/jgt.3190040311},
url = {http://dx.doi.org/10.1002/jgt.3190040311},
researchr = {https://researchr.org/publication/BermondGHS80},
cites = {0},
citedby = {0},
journal = {Journal of Graph Theory},
volume = {4},
number = {3},
pages = {337-341},
}