Vicki L. Almstrum Peter B. Henderson Valerie J. Harvey Cinda Heeren William A. Marion Charles Riedesel Leen-Kiat Soh Allison Elliott Tew Concept inventories in computer science for the topic discrete mathematics. 132-145 2006 38 SIGCSE Bulletin 4 http://doi.acm.org/10.1145/1189136.1189182 db/journals/sigcse/sigcse38.html#AlmstrumHHHMRST06