A preliminary excursion into step-logics. - Jennifer J. Elgot-Drapkin; Donald Perlis (ISMIS, 1986)

Reasoning situated in time I: basic concepts. - Jennifer J. Elgot-Drapkin; Donald Perlis (J. Exp. Theor. Artif. Intell., 1990)

Step-Logic and the Three-Wise-Men Problem. - Jennifer J. Elgot-Drapkin (AAAI, 1991)

Stop the world - I want to think. - Donald Perlis; Jennifer J. Elgot-Drapkin; Michael J. Miller (Int. J. Intell. Syst., 1991)

A flexible marker-passer for semantically weak search. - Kevin Gary; Jennifer J. Elgot-Drapkin (SAC, 1994)