1. Akiba, K. (2004). Vagueness in the world. Noûs, 38, 407–429.
2. Albert, D. Z. (1992). Quantum mechanics and experience. Cambridge: Harvard UP.
3. Albert, D., & Loewer, B. (1992). Tails of Schrödinger’s cat. In R. Clifton (Ed.), Perspectives on quantum reality (pp. 81–92). Dordrecht: Springer.
4. Arndt, M., Nairz, O., Vos-Andreae, J., Keller, C., van der Zouw, G., & Zeilinger, A. (1999). Waveparticle duality of C60 molecules. Nature, 401, 680–682.
5. Barnes, E. (2006). Conceptual room for ontic vagueness. Ph.D. thesis, University of St. Andrews.