Geyer, G., Landing, E., ?yli?ska, A., 2021. A new look at Eccaparadoxides (Cambrian, Trilobita) and its biostratigraphic significance. PalZ. doi:10.1007/s12542-021-00580-9

Geyer, G., Landing, E., 2021. The Souss lagerstätte of the Anti-Atlas, Morocco: discovery of the first Cambrian fossil lagerstätte from Africa. Scientific Reports 11, 3107. doi:10.1038/s41598-021-82546-0

Geyer, G., Landing, E., 2020. Cambrian deposition in northwestern Africa: Relationship of Tamlelt massif (Moroccan?Algerian border region) succession to the Moroccan Meseta. Journal of African Earth Sciences 165, 103772. doi:10.1016/j.jafrearsci.2020.103772