The Shrine of ʿAbd al-Qādir al-Jīlānī in Baghdad & the Shrine of ʿAbd al-ʿAzīz al-Jīlānī in ʿAqra - PhD thesis by Noura Gailani (2016) http://theses.gla.ac.uk/7663/1/2016al-gailaniphd..pdf A very comprehensive study of the Aastaana of Ghawth-e-Azam, its management, architecture, history and the Qadri Sufi practices. ---- I had the fortune of visiting the aastana couple of years back during the urs sharif. It's hard to describe the amazing experience at aastana and Baghdad sharif. For those of you who haven't had a chance and are desirous of paying a visit, I would assure you that it's extremely safe and an experience worth cherishing.