- Download the manuscript “Who Is Sophia – Getting to Know the Spirit of Wisdom in 50 Days” in .PDF format for free, or get the book.
- Download the sequel “The Children of Wisdom – On Being Born of Water and the Spirit” in .PDF format for free, or get the book.
- Download the third book in the series, “Sophia in the Desert – 40 Days with Wisdom” in .PDF format for free, or get the book.
- Appendix of “First Comes Love” by Dr. Scott Hahn
- “Feminine-Maternal Images of the Spirit in Early Syriac Tradition” by Emmanuel Kaniyamparampil, OCD
- “The Holy Spirit as Feminine: Early Christian Testimonies and Their Interpretation” by Johannes van Oort
- “A Trinitarian Theology of the Holy Spirit” by Kilian McDonnell, OSB
- Immaculate Conception and the Holy Spirit: The Marian Teaching of St. Maximilian Kolbe by H. M. Manteau-Bonamy
- Symbols of Church and Kingdom: A Study in Early Syriac Tradition by Robert Murray