[1] Tcl Tutorial Clif Flynt. Version for TCL 8.5 available at www.tcl.tk/man/tcl8.5/tutorial/tcltutorial.html.

[2] Exploring Expect: A Tcl-Based Toolkit for Automating Interactive Programs Don Libes. O'Reilly and Associates 1995, 1-56592-090-2.

[3] DejaGnu: The GNU Testing Framework Rob Savoye. Free Software Foundation 2004. Available at www.gnu.org/software/dejagnu/manual.