https://www.projectmadurai.org/pmworks.html
http://books.tamilcube.com/tamil/
http://pdfbazaar.blogspot.com/
http://www.tamilvu.org/ta/library-libcontnt-273141
http://www.tamilagaasiriyar.com/p/tamil-e-books.html
https://senthilvayal.com/e-books/
