https://archive.org/details/generative_computergraphik/generative_computergraphik__georg_nees__1969_thesis/page/194/mode/2up
Generative Computergraphik by Georg Nees : Georg Nees : Free Download, Borrow, and Streaming :...
Generative Computergraphik, doctoral dissertation by Georg NeesIncluded here are the original 1969 thesis, and the 2006 reprint with new foreword by...
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