Uniqueness and minimal obstructions for tree-depth. - Michael D. Barrus; John Sinkovic (Discret. Math., 2016)

On 1-uniqueness and dense critical graphs for tree-depth. - Michael D. Barrus; John Sinkovic (Discret. Math., 2018)

Spanning 2-forests and resistance distance in 2-connected graphs. - Wayne Barrett; Emily J. Evans; Amanda E. Francis; Mark Kempton; John Sinkovic (Discret. Appl. Math., 2020)