Richard Helm

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Helm, Richard, Huynh, Tien, Lassez, Catherine, Marriott, Kim (1992): A linear constraint technology for interactive graphic systems. In: Graphics Interface 92 May 11-15, 1992, Vancouver, British Columbia, Canada. pp. 301-309.

Helm, Richard, Marriott, Kim, Odersky, Martin (1991): Building Visual Language Parsers. In: Robertson, Scott P., Olson, Gary M., Olson, Judith S. (eds.) Proceedings of the ACM CHI 91 Human Factors in Computing Systems Conference April 28 - June 5, 1991, New Orleans, Louisiana. pp. 105-112.

Helm, Richard, Marriott, Kim (1990): Declarative Specification of Visual Languages. In: VL 1990 , 1990, . pp. 98-103.

Gamma, Erich, Helm, Richard, Johnson, Ralph, Vlissides, John (1995): Design Patterns: Elements of reusable object-oriented software, Addison-Wesley Publishing,