Karel Culik II, Juhani Karhumäki: The Equivalence Problem for Single-Valued Two-Way Transducers (on NPDT0L Languages) is Decidable.
221-230
Ephraim Korach, Shlomo Moran, Shmuel Zaks: The Optimality of Distributive Constructions of Minimum Weight and Degree Restricted Spanning Trees in a Complete Network of Processors.
231-236