1934 Book in Tamil by V Ramanujan Iyengar Swami http://acharya.org/bk/pb/vri/pab.pdf
Yatindra Pravana Prabhavam
By Pillailokam Jeeyar1907 Book in Mani Pravalam http://acharya.org/bk/pb/plj/ypp1907.pdf
Neerattam
Upanyasam in Tamil, by TCA Venkatesan https://srivaishnava.bandcamp.com/album/thiruppavai-tamil
Acharya Hrudayam 160
Upanyasam on the 160th sutram of Acharya Hrudayam, explaining that Tirumala stands for the quality of vAthsalyam, in Tamil, by TCA Venkatesan https://srivaishnava.bandcamp.com/album/acharya-hrudayam-tamil
Srimad Anantarya Ashtashloki
Shloka in Sanskrit by NarayanaryaText in nine languages http://acharya.org/sloka/narayanarya/saas-l.html