A Little-Known Story about a Movement, a Magazine, and the Computer’s Arrival in Art: New Tendencies and Bit International, 1961–1973, Margit Rosen (ed.), ZKM | Center for Art and Media Karlsruhe, The MIT Press, Cambridge, MA, 2011; 576 pages, numerous illustrations; ISBN: 978-0-262-51581-8

You can order the book via The MIT Press and the ZKM | Museum Shop.