This is the official series of publication of the Pontifical Oriental Institute of Religious Studies (PVP). It publishes books of scientific value in the fields of religion and culture and especially in the specific fields of specialization of the Pontifical Institute. Taking into account the special role of this Institute to be a centre of research for the Oriental Churches of India, this series publishes books of special importance for Eastern and Indian ecclesial traditions. It has already published 476 books.
OIRSI has started a subdivision of publication known as Qanona, which is the publication of the Institute of Eastern Canon Law.