the '''[http://en.wikipedia.org/wiki/Bourne_shell%|%Bourne Shell''' is a one of the two predominant [Unix shells]. ** Reference ** [http://en.wikipedia.org/wiki/Bourne_shell%|%Wikipedia]: [http://www.in-ulm.de/~mascheck/bourne/%|%The Traditional Bourne Shell Family], Sven Mascheck, 2001-10-07 - 2014-05-03: [http://pubs.opengroup.org/onlinepubs/9699919799/idx/shell.html%|%Shell Command Language], [http://pubs.opengroup.org/onlinepubs/9699919799/%|%The Open Group Base Specifications Issue 7], 2013: [http://pubs.opengroup.org/onlinepubs/009695399/utilities/sh.html%|%sh - shell, the standard command language interpreter], [http://pubs.opengroup.org/onlinepubs/009695399/%|%The Open Group Base Specifications Issue 6], 2004: ** Implementations ** [http://heirloom.sourceforge.net/sh.html%|%The Heirloom Bourne Shell]: ** Variants ** Modern variants of the Bourne Shell include ash: [bash]: [ksh], by [David Korn]: [zsh]: ** See Also ** [Playing Bourne shell]: <> Unix Shells