ملف:Michael Francis Atiyah.jpgDescriptionMichael Francis Atiyah.jpg Michael Francis Atiyah Date 2007 Source MFO: https://opc.mfo.de/detail?photoID=10118 Author Gert-Martin Greuel Permission
ملف:Atiyah ballmann.jpgDescriptionAtiyah ballmann.jpg English: Michael Atiyah (left), Werner Ballmann (right), Bonn 2007 Date 2007 Source https://opc.mfo.de/detail?photo_id=10117