^Mikael Parkvall, "Världens 100 största språk 2007" (The World's 100 Largest Languages in 2007), in 国家百科全书. Asterisks mark the 2010 estimates (页面存档备份,存于互联网档案馆) for the top dozen languages.
^ 3.03.1Kerala Migration Survey - 2014. The Indian Express.( This is the number of approximate emigrants from Kerala, which is closely related to, but different from the actual number of Malayalis.) (17 September 2014). [21 October 2014]. (原始内容存档于2018-12-26).
^ 4.04.14.24.3Zachariah, K. C. & Rajan, S. Irudaya (2011), Kerala Migration Survey 2011 (页面存档备份,存于互联网档案馆) (PDF), Department of Non-resident Keralite Affairs, Government of Kerala, p. 29. This is the number of emigrants from Kerala, which is closely related to but different from the actual number of Malayalis.
^ 5.05.15.2Zachariah, K. C. & Rajan, S. Irudaya (2008), Kerala Migration Survey 2007互联网档案馆的存檔,存档日期2011-05-26. (PDF), Department of Non-resident Keralite Affairs, Government of Kerala, p. 48. This is the number of emigrants from Kerala, which is closely related to but different from the actual number of Malayalis.
^The Last Jews of Kerala, Edna Fernandes, Portobello Books 2008
^存档副本(PDF). [2008-01-06]. (原始内容(PDF)存档于2007-11-24). Census of Population 2010 Statistical Release 1,
Demographic Characteristics, Education, Language and Religion, ISBN978-981-08-7808-5, Department of Statistics, Ministry of Trade & Industry, Republic of Singapore