@article{10_37236_9861,
     author = {Zhiyang He},
     title = {A new upper bound on extremal number of even cycles},
     journal = {The electronic journal of combinatorics},
     year = {2021},
     volume = {28},
     number = {2},
     doi = {10.37236/9861},
     zbl = {1466.05100},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/9861/}
}