Rebecca Cathey Jason J. Soo Ophir Frieder Michlean J. Amir Gideon Frieder Worldwide Accessibility to Yizkor Books. 3-12 2009 NGITS http://dx.doi.org/10.1007/978-3-642-04941-5_3 conf/ngits/2009 db/conf/ngits/ngits2009.html#CatheySFAF09