Erzya (Erzya-Mordovian) language - one of the Mordovian languages belonging to the Finno-Ugric family. Spoken in the eastern part of the Republic of Mordovia, in the Samara, Penza, Orenburg, Ulyanovsk, Nizhny Novgorod, Saratov, Chelyabinsk and other regions, in Bashkortostan, Tatarstan, Chuvashia. The number of the Mordovians in Russia is 1 073 thousand. 69,0 % of them regard the Mordovian languages (Erzya or Moksha) as their mother tongue, 30,8 % Russian.

The Erzya literary language was formed after the October revolution of 1917. It is based on the dialect of the village of Kozlovka in the Atyashevo district of Mordovia. The norms of the literary language were unified by 1930. The writing system has been based on the Russian alphabet since the 18th century.

• Mordovian languages - Brief informarion on the server of the Republic of Mordovia (in Russian)
• Erz'an' Mastor newspaper (in Erzya and Russian) on Torama folk group's site
• Valdonya - Svetlana Gausheva's home page with materials on the Mordovian culture and languages (in Russian)
• Erza we are! - An article by Mariz Kemal in INF-2, a publication of the Finno-Ugric writers' union, in Erzya, English and Russian
• Kudo - Journal of the Estonian-Mordovian society (articles in the Mordovian languages and in Estonian)
• Mordovians in the Samara region - Includes brief information on the Mordovian languages, writing systems and the characteristics of the language of the Mordovians in the Samara region (in Russian)