==References====Further reading==* "Lokmanya Tilak: A Biography", by A K Bhagwat and G P Pradhan (Publisher JAICO)* "Shrimad Bhagwat Geeta: Geeta Rahasya" by Lokmanya Tilak (Sharda Prakashan)==External links==* Bal Gangadhar Tilak materials in the South Asian American Digital Archive (SAADA)* Full and authentic report of the Tilak trial (1908) being the only authorised verbatim account of the whole proceedings with introduction and character sketch of Bal Gangadhar Tikak: Together with press opinion, 1908, Narsinha Chintaman Kelkar* Antiquity of the Hindu Calendar, an interactive aid to understanding "The Orion" by Bal Gangadhar Thilak by Kishore S Kumar