2. University of Pennsylvania, Ms. Coll 390, Item 1805 DS ID: DS8895 Title: Keśvapaddhati udāharaṇa Author: Viśvanāthaśāstrī Prabhākara Date: 1586.
3. University of Pennsylvania, Ms. Coll 390, Item 3048 DS ID: DS9295 Title: Tarkaparibhāṣā Author: Keśavamiśra Date: 1591.