A history and evaluation of System R
Chamberlin, Donald D. ; Astrahan, Morton M. ; Blasgen, Michael W. ; Gray, James N. ; King, W. Frank ; Lindsay, Bruce G. ; Lorie, Raymond ; Mehl, James W. ; Price, Thomas G. ; Putzolu, Franco ; Selinger, Patricia Griffiths ; Schkolnick, Mario ; Slutz, Donald R. ; Traiger, Irving L. ; Wade, Bradford W. ; Yost, Robert A.
Communications of the ACM, 1981-10, Vol.24 (10), p.632-646Texto completo disponível