1. A classical construction for the digital fundamental group;Boxer;J. Math. Imaging Vis.,1999
2. Properties of digital homotopy;Boxer;J. Math. Imaging Vis.,2005
3. Remarks on digitally continuous multivalued functions;Boxer;J. Adv. Math.,2014
4. Digital shy maps;Boxer;Appl. Gen. Topol.,2017
5. Generalized normal product adjacency in digital topology;Boxer;Appl. Gen. Topol.,2017