Zejun Huang, Zhenhua Lyu. Extremal digraphs avoiding an orientation of C4. Discrete Mathematics, 343(5):111827, 2020. [doi]
@article{HuangL20-16,
title = {Extremal digraphs avoiding an orientation of C4},
author = {Zejun Huang and Zhenhua Lyu},
year = {2020},
doi = {10.1016/j.disc.2020.111827},
url = {https://doi.org/10.1016/j.disc.2020.111827},
researchr = {https://researchr.org/publication/HuangL20-16},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {343},
number = {5},
pages = {111827},
}