Somerville, Ian D. and Cózar, Pedro (2006) A new Mississippian problematicum from Ireland and Britain: comparison with the problematicum Draffania. Lethaia, 39 . pp. 49-56. ISSN 0024-1164
Rodríguez, Sergio and Said, Ismail and Somerville, Ian D. and Cózar, Pedro and Coronado, Ismael (2015) Description of the Serpukhovian rugose and tabulate corals from Idmarrach and Tirhela Formations (Adarouch, Morocco). Boletín de la Real Sociedad Española de Historia Natural. Sección geológica, 109 . pp. 71-101. ISSN 0583-7510
Rodríguez, Sergio and Somerville, Ian D. and Said, Ismail and Cózar, Pedro (2013) Mississippian-like rugose corals from a Bashkirian biostrome in the Tindouf Basin, S. Morocco. Spanish journal of palaeontology, 28 (2). pp. 253-282. ISSN 2255-0550
Somerville, Ian D. and Kossovaya, Olga L. and Rodríguez, Sergio and Cózar, Pedro (2020) New data on the Serpukhovian (Carboniferous) coral assemblages from the northwestern part of the Moscow Basin (Russia). Bollettino della Società Paleontologica Italiana, 59 (3). pp. 225-233. ISSN 0375-7633
Cózar, Pedro and Somerville, Ian D. and Vachard, Daniel and Coronado, Ismael and García-Frank, Alejandra and Medina-Varea, Paula and Said, Ismail and Del MoraL, Begoña and Rodríguez, Sergio (2016) Upper Mississippian to lower Pennsylvanian biostratigraphic correlation of the Sahara Platform successions on the northern margin of Gondwana (Morocco, Algeria, Libya). Gondwana Research, 36 . pp. 459-472. ISSN ISSN 1342-937X ; ESSN 1878-0571