(Нивхгу/Nivxgu)". Wolfram Siegel. in Omniglot: Writing systems & languages of the world. Simon Ager (ed.). http://www.omniglot.com/writing/nivkh.htm (页面存档备份,存于互联网档案馆)
(Нивхгу/Nivxgu)". Wolfram Siegel. in Omniglot: Writing systems & languages of the world. Simon Ager (ed.). http://www.omniglot.com/writing/nivkh.htm (页面存档备份,存于互联网档案馆)
(原始内容存档 (PDF)于2019-05-11). Ager, Simon (ed.). Abkhaz (аҧсуа бызшәа). Omniglot: Writing systems & languages of the world. [2011-05-19]. (原始内容存档于2022-02-22)