Semantic Diff: A Tool for Summarizing the Effects of Modifications. - Daniel Jackson 001; David A. Ladd (ICSM, 1994)

A*: A Language for Implementing Language Processors. - David A. Ladd; J. Christopher Ramming (IEEE Trans. Software Eng., 1995)

Programming the Web: An Application-Oriented Language for Hypermedia Service Programming. - David A. Ladd; J. Christopher Ramming (World Wide Web J., 1996)

Integrated web and telephone service creation. - David L. Atkins; Thomas Ball 001; Thomas R. Baran; Michael Benedikt; Kenneth C. Cox; David A. Ladd; Peter A. Mataga; Carlos Puchol; J. Christopher Ramming; Kenneth Rehor; Curtis Tuckey (Bell Labs Tech. J., 1997)