Prieto Hoces, Alejandro Ignacio, Ulrich Knaack, Thomas Auer, and Tillmann Klein. 2018. “Barriers for façade Integration of Solar Technologies: Discussion of Main Perceived Barriers from an Exploratory Expert Survey”. A+BE | Architecture and the Built Environment 8 (29):127-42. https://doi.org/10.7480/abe.2018.29.3467.