Evidence of a two-state picture for supercooled water and its connections with glassy dynamics G. A. Appignanesi, J. A. Rodriguez Fris and F. Sciortino Eur. Phys. J. E, 29 3 (2009) 305-310 Published online: 16 July 2009 DOI: 10.1140/epje/i2009-10478-6