G. Waddell

Waddell, G. (2015). ‘Sources and Parallels for the Design and Construction of the Pantheon’, in T.A. Marder and M. Wilson Jones (eds), The Pantheon. From Antiquity to the Present. Cambridge: Cambridge University Press, 132–159.
Waddell, G. (2008). Creating the Pantheon. Design, Materials and Construction. Rome: "L'Erma" di Bretschneider.