Atif, K. F. T., Aretz, M., Legrand-Blain, M., Bouzid, A., & Aimouche, M. (2016). Brachiopods and rugose corals in an upper Serpukhovian (Mississippian) biostrome: preliminary results from the Djebel Arhlal (Béchar Basin, Algeria). Boletín Geológico Y Minero, 127(2-3), 345–360. https://doi.org/10.21701/bolgeomin.127.2-3.004