Vanni chieftaincies (English Wikipedia)

de Silva 2005, p. 87. de Silva, K. M. (2005). A History of Sri Lanka. Colombo: Vijitha Yapa Publications. ISBN 9789558095928.
de Silva 2005, p. 145. de Silva, K. M. (2005). A History of Sri Lanka. Colombo: Vijitha Yapa Publications. ISBN 9789558095928.
de Silva 2005, p. 85. de Silva, K. M. (2005). A History of Sri Lanka. Colombo: Vijitha Yapa Publications. ISBN 9789558095928.
McGilvray, Dennis B. (7 May 2008). Crucible of Conflict: Tamil and Muslim Society on the East Coast of Sri Lanka. Duke University Press. p. 156. ISBN 978-0822341611.
Arasaratnam, Sinnappah (1 January 1996). Ceylon and the Dutch, 1600-1800: External Influences and Internal Change in Early Modern Sri Lanka. n Variorum. p. 422. ISBN 9780860785798.
Guṇavardhana, Raṇavīra; Rōhaṇadīra, Măndis (2000). History and Archaeology of Sri Lanka. Central Cultural Fund, Ministry of Cultural and Religious Affairs. p. 210. ISBN 9789556131086.
Sivaratnam, C (1968). Tamils in early Ceylon. Colombo. OCLC 84313. As for cultivators he got fifty one tribes of Vanniyars, a caste of agriculture experts from the Pandyan coasts... on the invitation of Kulakoddan in c 493 for the noble purpose of cultivating the land at Tambalakamam.{{cite book}}: CS1 maint: location missing publisher (link)
Arumugam, S (1980). The Lord of Thiruketheeswaram, an ancient Hindu sthalam of hoary antiquity in Sri Lanka. Colombo: S.Arumugam. OCLC 10020492. Kulakottan also paid special attention to agricultural practice and economic development, the effects of which made the Vanni region to flourish ; temples were cared for and regular worship instituted at these,

doi.org

Hellmann-Rajanayagam, Dagmar (1994). "Tamils and the meaning of history". Contemporary South Asia. 3 (1). Routledge: 3–23. doi:10.1080/09584939408719724.

google.ae

Martial races of undivided India. p. 272.

uchicago.edu

dsal.uchicago.edu

"Vannimai". University Of Madras, Tamil Lexicon. Retrieved 23 December 2007.

wanni.org

"Book review of Spoken Language of Nuwarakalaviya". D.G.B.de Silva. Archived from the original on 10 February 2012. Retrieved 4 February 2008.

web.archive.org

"Book review of Spoken Language of Nuwarakalaviya". D.G.B.de Silva. Archived from the original on 10 February 2012. Retrieved 4 February 2008.

worldcat.org

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Pillay, K. (1963). South India and Ceylon. University of Madras. OCLC 4285088. The Tamil stone inscription Konesar Kalvettu details King Kulakottan's involvement in the restoration of Koneswaram temple in 438 A.D.
Pridham, Charles (1849). "Trincomalee - Its Early History". An historical, political, and statistical account of Ceylon and its dependencies. London: T. and W. Boone. pp. 544–546. OCLC 2556531.
Sivaratnam, C (1968). Tamils in early Ceylon. Colombo. OCLC 84313. As for cultivators he got fifty one tribes of Vanniyars, a caste of agriculture experts from the Pandyan coasts... on the invitation of Kulakoddan in c 493 for the noble purpose of cultivating the land at Tambalakamam.{{cite book}}: CS1 maint: location missing publisher (link)
Arumugam, S (1980). The Lord of Thiruketheeswaram, an ancient Hindu sthalam of hoary antiquity in Sri Lanka. Colombo: S.Arumugam. OCLC 10020492. Kulakottan also paid special attention to agricultural practice and economic development, the effects of which made the Vanni region to flourish ; temples were cared for and regular worship instituted at these,