Tomás Feder, Pavol Hell, Peter Jonsson, Andrei A. Krokhin, Gustav Nordh. Retractions to Pseudoforests. SIAM J. Discrete Math., 24(1):101-112, 2010. [doi]
@article{FederHJKN10,
title = {Retractions to Pseudoforests},
author = {Tomás Feder and Pavol Hell and Peter Jonsson and Andrei A. Krokhin and Gustav Nordh},
year = {2010},
doi = {10.1137/080738866},
url = {http://dx.doi.org/10.1137/080738866},
researchr = {https://researchr.org/publication/FederHJKN10},
cites = {0},
citedby = {0},
journal = {SIAM J. Discrete Math.},
volume = {24},
number = {1},
pages = {101-112},
}