Śrī Yāmuna was the grandson of the 9th century sage Śrī Nāthamuni
and a forebear of T Krishnamacharya.
His 32 verse commentary on the Bhagavad Gītā is called the Gītārtha Saṃgraha.
It is seen as one of the most elegant and succinct available.
From my personal library of recordings of my teacher.
To Download or Listen
To Download the Chant Sheet with Romanised Saṃskṛta