Columbia subject headings:
Building-integrated photovoltaic systems--Europe.
Photovoltaic power systems--Europe.
Harvard subject headings:
Building-integrated photovoltaic systems--Europe.
Buildings--Repair and reconstruction--Case studies.
Photovoltaic power systems--Europe.
Solar buildings--Europe.
Solar heating--Europe.
Princeton subject headings:
Architecture and solar radiation.
Building-integrated photovoltaic systems.