@article{10_37236_12623, author = {Sean Kim and Michael Picollelli}, title = {4-Chromatic graphs have at least four cycles of length 0 mod 3}, journal = {The electronic journal of combinatorics}, year = {2024}, volume = {31}, number = {2}, doi = {10.37236/12623}, zbl = {1543.05054}, url = {http://geodesic.mathdoc.fr/articles/10.37236/12623/} }