On Code Generation in a PASCAL Compiler. - Urs Ammann (Softw. Pract. Exp., 1977)

Vergleich einiger Konzepte moderner Echtzeitsprachen. - Urs Ammann (Fachtagung über Programmiersprachen, 1980)

The Zurich Implementation. - Urs Ammann (Pascal - The Language and its Implementation, 1981)

Pascal-P Implementation Notes. - K. V. Nori; Urs Ammann; Kathleen Jensen; H. H. Nageli; Christian Jacobi 001 (Pascal - The Language and its Implementation, 1981)