.\" This module is believed to contain source code proprietary to AT&T.
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.\" @(#)ae9 8.1 (Berkeley) 6/8/93
I am grateful to Ted Dolotta
for his careful reading and valuable suggestions.
A Tutorial Introduction to the UNIX Text Editor,
Bell Laboratories internal memorandum.
Bell Laboratories internal memorandum.
Ken L. Thompson and Dennis M. Ritchie,
The UNIX Programmer's Manual.