Doherty, L., Whitney, M., Shakya, J., Jordanov, M., Lougheed, P., Brokenshire, D., et al. (2005). Mixed-initiative in computer games: Algorithmic content creation in open-ended worlds. In D. W. Aha, & G. Tecuci (Eds.), (pp. 46–50). Mixed Initiative Problem-Solving Assistants, The American Association of Artificial Intelligence Fal. Menlo Park, California: The AAAI Press.