Minimal induced subgraphs of two classes of 2-connected non-Hamiltonian graphs. - Joseph Cheriyan; Sepehr Hajebi; Zishen Qu; Sophie Spirkl (Discret. Math., 2022)

Minimal induced subgraphs of the class of 2-connected non-Hamiltonian wheel-free graphs. - Aristotelis Chaniotis; Zishen Qu; Sophie Spirkl (Discret. Math., 2023)

Improved bounds for the triangle case of Aharoni's rainbow generalization of the Caccetta-Häggkvist conjecture. - Patrick Hompe; Zishen Qu; Sophie Spirkl (Discret. Math., 2024)