Unification - It's Magnificent But Is It Explanation? - Ilpo Halonen; Jaakko Hintikka (Synth., 1999)

Toward a Theory of the Process of Explanation. - Ilpo Halonen; Jaakko Hintikka (Synth., 2005)

Explanation: Retrospective Reflections. - Jaakko Hintikka; Ilpo Halonen (Synth., 2005)