Commentary (with replies by the authors). - John Vincent Atanasoff; John Grist Brainerd; J. Presper Eckert; Kathleen R. Mauchly; Brian Randell; Konrad Zuse (IEEE Ann. Hist. Comput., 1981)

John Mauchly's Early Years. - Kathleen R. Mauchly (IEEE Ann. Hist. Comput., 1984)