Newstead, Anne and Franklin, James (2009) On What Exists Mathematically: Indispensability without Platonism. In: [2009] Metaphysics of Science (Melbourne, July 2-5, 2009) <http://philsci-archive.pitt.edu/view/confandvol/2009mosmelbjuly2009.html>. URL: http://philsci-archive.pitt.edu/id/eprint/4757 (accessed 2013-08-12).