Richard H. Hammack, Paul C. Kainen. Robust cycle bases do not exist for if. Discrete Applied Mathematics, 235:206-211, 2018. [doi]
@article{HammackK18,
title = {Robust cycle bases do not exist for if},
author = {Richard H. Hammack and Paul C. Kainen},
year = {2018},
doi = {10.1016/j.dam.2017.10.001},
url = {https://doi.org/10.1016/j.dam.2017.10.001},
researchr = {https://researchr.org/publication/HammackK18},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {235},
pages = {206-211},
}