Vorlage:Stensiö, 1963

• Stensiö, E. 1963. Anatomical studies on the arthrodiran head. Part I. Preface, geological and geographical distribution, the organisation of the head in the Dolichothoraci, Coccosteomorphi, and Pachyosteomorphi. Taxonomic appendix. Kungliga Svenska Vetenskapsakademiens Handlingar (series 4), 9 (2): 1-419.