Qualitative Spatial and Temporal Reasoning in Cardiac Electrophysiology. - Jim Hunter; Nick Gotts; Ian Hamlet; Ian K. Kirby (AIME, 1989)

Using quantitative and qualitative constraints in models of cardiac electrophysiology. - Jim Hunter; Ian K. Kirby; Nick Gotts (Artif. Intell. Medicine, 1991)

Ticker-2 : a Qualitative Model of cardiac electrophysiology. - Ian K. Kirby (1991)