USA - 1994
For co-authoring of 'The Recovery Manager of the System R Database Manager', the best paper in the area of Programming Systems and Languages.
ACM Programming Systems and Languages Paper Award
USA - 1982
The Recovery Manager of the System R Database Manager, ACM Computing Surveys, June 1981 (with James Gray, Michael Blasgen, Bruce Lindsay, Raymond Lorie, Thomas Price, Gianfranco Putzolu, Irving Traiger)