21 citations as recorded by crossref.

1. Palaeoecology and palaeogeography of Late Ordovician (Katian–Hirnantian) cephalopods of the Boda Limestone, Siljan district, Sweden B. Kröger & J. Ebbestad
2. Early cephalopod evolution clarified through Bayesian phylogenetic inference A. Pohle et al.
3. A Middle Ordovician cephalopod fauna from Cuzco Province, southern Perú and its palaeobiogeographical significance D. Evans
4. Evidence for Palaeozoic orthoconic cephalopods with bimineralic shells K. De Baets et al.
5. The Origin and Initial Rise of Pelagic Cephalopods in the Ordovician B. Kröger et al.
6. Mass concentration of Hirnantian cephalopods from the Siljan District, Sweden; taxonomy, palaeoecology and palaeobiogeographic relationships B. Kröger et al.
7. Ordovician Orthocerida and Pseudorthocerida (Cephalopoda: Nautiloidea) from the Lower Setul Limestone of the Langkawi Islands, Malaysia S. Niko et al.
8. Early growth‐stages and classification of orthoceridan Cephalopods of the Darriwillian (Middle Ordovician) of Baltoscandia B. Kröger
9. A Hirnantian holdover from the Late Ordovician mass extinction: phylogeny and biogeography of a new anthracocrinid crinoid from Estonia S. Cole et al.
10. Phylogeny of Middle–Late Ordovician lituitid cephalopods based on cladistic analysis X. Fang et al.
11. Pulsed cephalopod diversification during the Ordovician B. Kröger & Z. Yun-Bai
12. Lituitid cephalopods from the upper Darriwilian and basal Sandbian (Middle–Upper Ordovician) of Estonia M. Aubrechtová & T. Meidla
13. Orthoceratoid and coleoid cephalopods from the Middle Triassic of Switzerland with an updated taxonomic framework for Triassic Orthoceratoidea A. Pohle & C. Klug
14. New reticulated and annulated cephalopods from the Ordovician of the Prague Basin (Central Bohemia) M. Aubrechtová et al.
15. Cephalopods from the Upper Ordovician of the North Qilian Mountains region: Implications for palaeobiogeography J. Song et al.
16. Chapter 27 Cambrian–Ordovician cephalopod palaeogeography and diversity B. Kröger
17. Redescription and New Information on the Carboniferous CephalopodBrachycycloceras normaleMiller, Dunbar and Condra, 1933 S. Niko & R. Mapes
18. A revision of the Ordovician cephalopod Bactrites sandbergeri Barrande: Systematic position and palaeobiogeography of Bactroceras M. Aubrechtová
19. Cephalopods from reef limestone of the Vasalemma Formation, northern Estonia (latest Sandbian, Upper Ordovician) and the establishment of a local warm-water fauna B. Kröger & M. Aubrechtová
20. The cephalopods of the Kullsberg Limestone Formation, Upper Ordovician, central Sweden and the effects of reef diversification on cephalopod diversity B. Kröger & M. Aubrechtová
21. Late Ordovician cephalopods, tentaculitides, machaeridians and echinoderms from Kuh-e Faraghan, High Zagros, Iran M. Ghavidel-Syooki et al.