2 literature references for Architeuthis hartingii (Verrill, 1875):

Author: Sweeney, M. J. and C. F. E. Roper / N. A. Voss, M. Vecchione, R. B. Toll and M. J. Sweeney, eds.
Year: 1998
Title: Classification, type localities and type repositories of recent Cephalopoda
Source: Systematics and Biogeography of Cephalopods. Smithsonian Contributions to Zoology, 586 (I-II)
Author: Verrill, A. E.
Year: 1875
Title: The colossal Cephalopods of the north Atlantic, II
Source: American Naturalist, 9 (2)