A tool for teaching hierarchical fault diagnosis in digital circuitsUbar, Raimund-Johannes; Kostin, Sergei; Orasson, Elmet; Evartson, Teet; Brik, MarinaProceedings of 9th European Workshop on Microelectronics Education – EWME’12 : Grenoble, France, May 9-11, 20122012 / p. 1-4