Eric Raijmakers.
A Graphical User Interface for the Proof Assistant Yarrow.
Masters Thesis, Eindhoven University of Technology,
1997.
Available as Postscript (4.5 Mb) or
Compressed Postscript (360 Kb).
Jan Zwanenburg.
The Proof-assistant Yarrow
Computing Science Report CS-98-11, Eindhoven University of Technology, 1998.
Available as Postscript (1 Mb) and
Compressed Postscript (75 Kb).
(Superseded by the thesis of Jan Zwanenburg.)