An article about the Noh Gunbad Mosque in Balkh, believed to be the oldest and most important early Islamic-era building in Afghanistan and possibly in the wider region. 

Source: Aga Khan Trust for Culture

Pugachenkova, Galina A. La plus ancienne mosquée de Balkh. In Les monuments peu connus de l’architecture médiévale de l’Afghanistan, XXI/I, p. 17-52, 1968.