Júlio M. Otuyama
- Folha de São Paulo Newspaper;
- 14 August 1994; p. 6-16;
- Online information at Folha de São Paulo;
I learned (to make) stereograms by reverse engineering, implementing a "ray trace" algorithm. That is why my first stereograms (helicoid, half sphere) were mathematical surfaces. The Flag of Brazil stereogram was made with a later version based on grayscale disparity maps.
- University of Santa Catarina Newspaper;
- April 2009; cover page;
- Online pdf;
- Matemática Magazine - Scientific American Brazil;
- December 2007; p. 89;
- Globo Ciência Magazine;
- October 1994; p. 60;
Stereogram Folhateen
- Folha de São Paulo Newspaper;
- 26 September 1994; p. 6-1;
- Online information at Folha de São Paulo;
All stereograms in only one page