Kummer M., Wehner S., Yi X.; Discrete Families of Recursive Functions and Index Sets, Algebra and Logic 33, (1994), p. 85 – 94.

Wehner S.,The index set of injectiveley enumerable classes of recursively enumerable sets is Sigma_5 – complete, Mathematical Logic Quarterly 40, (1994), p. 87 – 94, postscript or postscript gz.

Wehner S., On injective enumerability of recursively enumerable classes of cofinite sets, Archive for Mathematical Logic 34, (1995), p. 183 – 196, postscript or postscript gz.

Wehner S., Enumerations, Countable Structures and Turing Degrees, Proceedings of the American Mathematical Society, July 1998, postscript or postscript gz.

Wehner S., On recursive enumerability with finite repetitions, Journal of Symbolic Logic, Volume 64, Number 3, 1999, postscript or postscript gz.

Harrison L.G.; Wehner S.; Holloway DM., Complex morphogenesis of surfaces: theory and experiment on coupling of reaction-diffusion patterning to growth, Faraday Discussions 120 (2001), p. 277 – 294.

Nagata W., Harrison G., Wehner S., Reaction-Diffusion Models of Growing Plant Tips: Bifurcations on Hemispheres, Bulletin of Mathematical Biology, Volume 65, Issue 4 , July 2003, p. 571-607.

Book

Traffic Life : Passionate Tales and Exit Strategies, Ed. Stephan Wehner, Vancouver, BC January 2004. ISBN: 0-9734022-0-2 website

Website

thrackle.org : about John Conway’s Thrackle Problem.