Grunwald P.D. Causation,explanation and nonmonotonic temporal reasoning / P.D.Gr@:unwald, 1997. - 27 p. - Текст : непосредственный.
Grunwald P.D. sufficient cause principle and reasoning about action / P.D.Gr@:unwald, 1997. - 52 p. - Текст : непосредственный.