1. The links in reference 2 have gone dead.
2. Section 6.1 on the Dome of the Rock is empty. While something is being written, a reference could be given to Karl-Heinz Ohlig 'From muhammad Jesus to Prophet of the Arabs' in Ohlig ed. 'Early Islam' (2013).
3. Revisionist historians is empty. This link to P. Crone, 'What to we actually know..' could be provided. https://www.opendemocracy.net/en/mohammed_3866jsp/
Fernando