An automatic formatting program for PASCAL. - Jon F. Hueras; Henry F. Ledgard (ACM SIGPLAN Notices, 1977)

A basis for executing PASCAL programmers. - Henry F. Ledgard; Andrew Singer; Jon F. Hueras (ACM SIGPLAN Notices, 1977)

The Annotated Assistant: A Step Towards Human Engineering. - Andrew Singer; Henry F. Ledgard; Jon F. Hueras (IEEE Trans. Software Eng., 1981)