[1] Israeli National Standards, , https://web.archive.org/web/20010624124940/http://www.qsm.co.il/Hebrew/stdisr.htm
[2] קוד ישן – ויקיפדיה, , https://he.wikipedia.org/wiki/%D7%A7%D7%95%D7%93_%D7%99%D7%A9%D7%9F
[3] Standards for representation of Hebrew characters, , https://web.archive.org/web/19970210201018/http://shekel.jct.ac.il/~rajwan/hebrew/HEBREW-HOWTO.04-2.html
[4] SI 960 - Wikipedia, , https://en.wikipedia.org/wiki/SI_960