Epa, Y. Ranjeev, Stigall, Alycia L., Roberts, Eric M., O'Brien, Haley D., and Stevens, Nancy J. (2018) Morphological diversification of ampullariid gastropods (Nsungwe Formation, late Oligocene, Rukwa Rift Basin, Tanania) is coincident with onset of East African rifting. Papers in Palaeontology, 4 (3). pp. 327-348.

Widlansky, Sarah J., Clyde, William C., O'connor, Patrick M., Roberts, Eric M., and Stevens, Nancy J. (2018) Paleomagnetism of the Cretaceous Galula Formation and implications for vertebrate evolution. Journal of African Earth Sciences, 139. pp. 403-420.

Müller, Johannes, Roberts, Eric, Naylor, Emily, and Stevens, Nancy (2018) A fossil Gekkotan (Squamata) from the Late Oligocene Nsungwe Formation, Rukwa Rift Basin, Tanzania. Journal of Herpetology, 52 (2). pp. 223-227.

Gorscak, Eric, O'Connor, Patrick M., Roberts, Eric M., and Stevens, Nancy J. (2017) The second titanosaurian (Dinosauria: Sauropoda) from the middle Cretaceous Galula Formation, southwestern Tanzania with remarks on African titanosaurian diversity. Journal of Vertebrate Paleontology, 37 (4). e1343250.