Three-Way Two-Dimensional Deterministic Finite Automata with Rotated Inputs. - Hisao Hirakawa; Katsushi Inoue; Akira Ito 001 (IEICE Trans. Inf. Syst., 2005)

Three-way two-dimensional alternating finite automata with rotated inputs. - Hisao Hirakawa; Katsushi Inoue; Akira Ito 001 (Inf. Sci., 2006)