Yosi Ben-Asher David Peleg R. Ramaswami Assaf Schuster The POwer of Reconfiguration. 139-150 1991 conf/icalp/1991 ICALP db/conf/icalp/icalp91.html#Ben-AsherPRS91 http://dx.doi.org/10.1007/3-540-54233-7_130