Tatvabodham is a very famous text by Sri Adi Sankaracharya. It gives us an easy way to attain Moksha and answers to our self quest. The book was commentated by Brahmasri Sadananda Swamikal of Avadhoothasramam, Kottarakkara.
Download Tatvabodham (Bhashanuvaadam) by Sri Sadananda Swamikal (Malayalam PDF)