Atsuyuki Morishima Akiyoshi Nakamizo Toshinari Iida Shigeo Sugimoto Hiroyuki Kitagawa Bringing your dead links back to life: a comprehensive approach and lessons learned. 15-24 2009 Hypertext http://doi.acm.org/10.1145/1557914.1557921 conf/ht/2009 db/conf/ht/ht2009.html#MorishimaNISK09