Hackemann, Tim. "Global REIT Survey 2012: Germany". Global REIT Survey 2012. European Public Real Estate Association. Archived from the original on 17 May 2013. Retrieved 20 February 2013.
Rowe, Rosalind. "Global REIT Survey 2012: UK". Global REIT Survey 2012. European Public Real Estate Association. Archived from the original on 17 May 2013. Retrieved 19 April 2013.
Hackemann, Tim. "Global REIT Survey 2012: Germany". Global REIT Survey 2012. European Public Real Estate Association. Archived from the original on 17 May 2013. Retrieved 20 February 2013.
Rowe, Rosalind. "Global REIT Survey 2012: UK". Global REIT Survey 2012. European Public Real Estate Association. Archived from the original on 17 May 2013. Retrieved 19 April 2013.