Youn-Sik Hong Kyu Ho Park Myunghwan Kim A heuristic algorithm for ordering the columns in one-dimensional logica arrays. 547-562 1989 8 IEEE Trans. on CAD of Integrated Circuits and Systems 5 http://doi.ieeecomputersociety.org/10.1109/43.24883 db/journals/tcad/tcad8.html#HongPK89