On the indriyas, see Karin Preisendanz's:

“On ātmendriyamanorthasannikarṣa and the Nyāya-Vaiśeṣika Theory of Vision.” Berliner Indologische Studien 4/5 (1989), pp. 141-213

and (use the index)

Studien zu Nyāyasūtra III.1 mit dem Nyāyatattvāloka Vācaspati Miśras II. Alt- und Neu- Indische Studien 46,1-2. Stuttgart: Franz Steiner Verlag 1994.

Alex Watson

Professor of Indian Philosophy

Head of Philosophy Department

Ashoka University

https://ashokauniversity.academia.edu/AlexWatson