8. Availability of programs
Free copies of all programs are available on
request by e-mail or by sending a formatted blank
90 mm (3.5 in.) 1.4 Mbytes diskette to one of the
authors. Also on request free copies of the FORTRAN-
77 source code (including hints for programmers)
and of the PASCAL source code
(including a detailed README file) is available
for those who wish to adapt the programs to
specific requirements of their hardware or programming
environment.
Acknowledgements
The authors wish to thank a reviewer for useful
comments which considerably improved an earlier
version of this paper.