The Sih-Rozag in Zoroastrianism

Raffaelli, Enrico. 2014. The Sih-Rozag in Zoroastrianism: A textual and historico-religious analysis. Routledge.

For details, see here. Abstract:

Focusing on the Avestan and Pahlavi versions of the Sih-rozag, a text worshipping Zoroastrian divine entities, this book explores the spiritual principles and physical realities associated with them.