Article about JSLBy Karen Nakamura of Yale University.
http://www.deaflibrary.org/jsl.html
Ethnologue JSL EntryInformation on JSL from 1996.
http://www.sil.org/ethnologue/countries/Japa.html#JSL
JSL Fact SheetFrom Jeremy Wilkinson and Berna Marthinussen. In English.
http://library.thinkquest.org/11942/japanese.htm
WWW GuideLinks. Yamada Language Center (YLC) at University of Oregon.
http://babel.uoregon.edu/yamada/guides/jsl.html