Broström, Tor and Eriksson, Petra and Norrström, Heidi (2015) Bruka, bevara och energieffektivisera. Offentliga fastigheter. ISBN 978-91-7585-249-2

Norrström, Heidi (2013) Energy efficiency and preservation. System thinking in a multiple case study. In: EWCHP-2013. 3rd European Workshop on Cultural Heritage Preservation, EURAC Research, European Academy of Bolzano..