Definition of menus as an abstract data type. - Syed Tariq Ali; Michael V. Doran; Herbert E. Longenecker Jr. (ACM Conference on Computer Science, 1989)

Increased Productivity Using a Preprocessor for Dataflex Fourth Generation Database Language (Abstract). - Herbert E. Longenecker Jr.; Syed Tariq Ali; Michael V. Doran (ACM Conference on Computer Science, 1990)