Geuss, MN Department Human Perception, Cognition and Action, Max Planck Institute for Biological Cybernetics, Max Planck Society;
http://psycnet.apa.org/journals/met/20/1/1.pdf (Publisher version)
Butner, J., Gagnon, K., Geuss, M., Lessard, D., & Story, T. (2015). Utilizing Topology to Generate and Test Theories of Change. Psychological Methods, 20(1), 1-25. doi:10.1037/a0037802.