East James: Singular braids and partial permutations. In: Acta scientiarum mathematicarum, (81) 1-2. pp. 55-77. (2015)
Easdown David; East James; FitzGerald Desmond G.: Presentations of factorizable inverse monoids. In: Acta scientiarum mathematicarum, (71) 3-4. pp. 509-520. (2005)