| Fri, 22 Apr 1994 18:08:57 +0200 | lcp | final Springer copy | file | diff | annotate |
| Fri, 15 Apr 1994 11:48:23 +0200 | lcp | penultimate Springer draft | file | diff | annotate |
| Thu, 24 Mar 1994 13:25:12 +0100 | lcp | revisions to first Springer draft | file | diff | annotate |
| Wed, 10 Nov 1993 05:06:55 +0100 | lcp | Initial revision | file | diff | annotate |