Sticky and slippery collision avoidance for tele-excavation. - Michael A. Greenspan; John Ballantyne; Mike Lipsett (IROS, 1997)

A virtual environment display for teleoperated excavation. - John Ballantyne; Eldon Wong (IROS, 1998)

On Coprimality Graphs for Symmetric Groups. - John Ballantyne; Nicholas Greer; Peter Rowley (Graphs Comb., 2013)

A note on computing involution centralizers. - John Ballantyne; Peter Rowley (J. Symb. Comput., 2013)

Local Fusion Graphs and Sporadic Simple Groups. - John Ballantyne; Peter Rowley (Electron. J. Comb., 2015)

The maximal subgroups of. - John Ballantyne; Chris J. Bates; Peter Rowley (LMS J. Comput. Math., 2015)