Gitartha Sangraha by Yamunacharya is a seminal 10th-century Sanskrit work that distilled the 700 verses of the Bhagavad Gita into just 32 concise verses. It laid the philosophical foundation for the Vishishtadvaita
To understand why you want this PDF, consider a paraphrased version of Verse 22 (often considered the Mantra of the text): gitartha sangraha yamunacharya pdf
For English readers, two editions are highly recommended and often circulated as PDFs: Gitartha Sangraha by Yamunacharya is a seminal 10th-century