Raun 1988,第97頁. Raun, Alo. The Mordvin Language. Sinor, Denis (编). The Uralic Languages: Description, History and Foreign Influences. 1988: 96–110 [2016-04-15]. ISBN 90-04-07741-3. (原始内容存档于2021-04-17).
Raun 1988,第97頁. Raun, Alo. The Mordvin Language. Sinor, Denis (编). The Uralic Languages: Description, History and Foreign Influences. 1988: 96–110 [2016-04-15]. ISBN 90-04-07741-3. (原始内容存档于2021-04-17).