Ní Shé, Caitríona, Breen, Sinéad, Brennan, Connor, Doheny, Frank, Lawless, Fiona, Mac an Bhaird, Ciarán, McLoone, Seamus, Ní Fhloinn, Eabhnat, Nolan, Brien and O'Shea, Ann (2015) Identifying problematic mathematical topics and concepts for first year students.