Reactivating graphical subjects
Mägi, Rein
Proceedings of the 19th Conference Geometry Graphics Computer : Silesian University of Technology in Gliwice, Ustron, 25th-27th June 2012
2012
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p. 43
http://ogigi.polsl.pl/zeszyt_Ustron_12/REFERATY%20USTROŃ%202012%20PDF/Magi.pdf