==See also==*History of Tamil Nadu*History of Kerala*Cheraman Perumal*Mukundamala*Kodungallur*Economy of ancient Tamil country*Industry in ancient Tamil country*Sangam period*Tamilakam*Indo-Roman relations*Indo-Roman trade relations*Indian maritime history==References====External links==*Mahavidwan R.Raghava Iyengar, "Vanjimanagar" (1918, 1932) University of Madras* Inscriptions of India – Complete listing of historical inscriptions from Indian temples and monuments* "Tamil Coins", R. Nagasamy – http://tamilartsacademy.com/books/coins/chapter01.html* " A magnum opus on Tamil-Brahmi inscriptions – Book review" – http://www.hinduonnet.com/fline/fl2013/stories/20030704000207100.htm* Mahavamsa – http://lakdiva.org/mahavamsa/* Aihole Inscription of Pulakesi II – http://www.mssu.edu/projectsouthasia/HISTORY/primarydocs/Epigraphy/AiholeInscription.htm* Ashoka's Rock Edicts – http://www.mssu.edu/projectsouthasia/history/primarydocs/AshokanEdicts/rockedicts.htm
* Mahavidwan R.Raghava Iyengar, "Vanjimanagar" (1918, 1932) University of Madras* Inscriptions of India — Complete listing of historical inscriptions from Indian temples and monuments* "Tamil Coins", R. Nagasamy — http://tamilartsacademy.com/books/coins/chapter01.html* " A magnum opus on Tamil-Brahmi inscriptions — Book review" — http://www.hinduonnet.com/fline/fl2013/stories/20030704000207100.htm* Mahavamsa — http://lakdiva.org/mahavamsa/* Aihole Inscription of Pulakesi II — http://www.mssu.edu/projectsouthasia/HISTORY/primarydocs/Epigraphy/AiholeInscription.htm* Asoka’s Rock Edicts — http://www.mssu.edu/projectsouthasia/history/primarydocs/AshokanEdicts/rockedicts.htm