Uttaratantra Shastra (Skt.), Gyu Lama (Tib.), The Sublime Continuum. One of the five treatises of Maitreya, a commentary on the teachings of the third turning of the wheel of Dharma explaining the buddha nature.
The text has seven vajra points. These points come within the five chapters:
1. The Tathagatagarbha
2. Awakening/Enlightenment (bodhi)
3. Enlightened Qualities
4. The Activity of the Tathagatas
5. Benefits of the Text