Light Subsets of N with Dense Quotient Sets. - Shawn Hedman; David Rose (Am. Math. Mon., 2009)

Locally finite homogeneous graphs. - Shawn Hedman; Wai Yan Pong (Comb., 2010)

Quantifier-eliminable locally finite graphs. - Shawn Hedman; Wai Yan Pong (Math. Log. Q., 2011)