%0 Journal Article %A Ma, Jie %A Yang, Tianchi %T On extremal numbers of the triangle plus the four-cycle %J Forum of Mathematics, Sigma %D 2025 %P e154 %V 13 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/fms.2025.10100/ %R 10.1017/fms.2025.10100 %F 10_1017_fms_2025_10100