aieng-release.dvi
https://cse.buffalo.edu/sneps/Bibliography/hexlamcaisha93b.pdf
6 Oct 2014:
of Computer Science, SUNY at Bu alo, New York.[Hexmoor et al., 1992] Hexmoor, H., Lammens, J., and Shapiro, S. ... Also available from SUNYat Bu alo, CS Department TR-92-23.[Lammens, ] Lammens, J.