You can read our latest contribution in the book of the Metal Oxides Series of Elsevier:

The future of semiconductor oxides in next-generation solar cells, Ed. M. Lira-Cantu (ISBN: 978-0-12-811165-9) (2017)

Chapter 2: “Synthesis by Low Temperature Solution Processing of Ferroelectric Perovskite Oxide Thin Films as Candidate Materials for Photovoltaic Applications”

I. Bretos, R. Jiménez, J. Ricote, M.L.Calzada