Atsuyuki Morishima Akiyoshi Nakamizo Toshinari Iida Shigeo Sugimoto Hiroyuki Kitagawa PageChaser: A Tool for the Automatic Correction of Broken Web Links. 1486-1488 2008 ICDE http://dx.doi.org/10.1109/ICDE.2008.4497598 conf/icde/2008 db/conf/icde/icde2008.html#MorishimaNISK08