Revised stratigraphic framework for the lower Anti-Atlas supergroup based on U–Pb geochronology of magmatic and detrital zircons (Zenaga and Bou Azzer-El Graara inliers, Anti-Atlas Belt, Morocco) - Ait Lahna, Abdelhak; Youbi, Nasrrddine; Tassinari, Colombo Celso Gaeta; Basei, Miguel Angelo Stipp; Ernst, Richard E.; Chaib, Latifa; Barzouk, Abdelhafed; Mata, João; Gärtner, Andreas; Admou, Hassan; Boumehdi, Moulay Ahmed; Söderlund, Ulf; et al. (Journal of African Earth Sciences, 2020)