Graph Theory, Combinatorics
 (with D. R. Wood)
The extremal function for Petersen minors,
J. Combinatorial Theory Series B 131:220–253, 2018.
Transversals in Latin arrays with many distinct symbols,
J. Combinatorial Designs 26.2:84–96, 2018.
 Sparse graphs of high gonality,
SIAM J. Discrete Math. 32.2:1400-1407, 2018.
- (with David Wood)
Defective and clustered colouring of sparse graphs, 2018.