%T U\s-2NIX\s0 Time-Sharing System: The U\s-2NIX\s0 Shell
%A S. R. Bourne
%K unix bstj
%J Bell Sys. Tech. J.
%V 57
%N 6
%P 1971-1990
%D 1978

%A R. E. Griswold
%A D. R. Hanson
%T An Overview of SL5
%J SIGPLAN Notices
%V 12
%N 4
%D April 1977
%P 40-50

%A E. W. Dijkstra
%T Cooperating Sequential Processes
%B Programming Languages
%E F. Genuys
%I Academic Press
%C New York
%D 1968
%P 43-112

%A J. A. Hawley
%A W. B. Meyer
%T M\s-2UNIX\s0, A Multiprocessing Version of U\s-2NIX\s0
%K munix unix
%R M.S. Thesis
%I Naval Postgraduate School
%C Monterey, Cal.
%D 1975

%T The U\s-2NIX\s0 Time-Sharing System
%K unix bstj
%A D. M. Ritchie
%A K. Thompson
%J Bell Sys. Tech. J.
%V 57
%N 6
%P 1905-1929
%D 1978

%A E. I. Organick
%T The M\s-2ULTICS\s0 System
%K multics
%I M.I.T. Press
%C Cambridge, Mass.
%D 1972