Liquid polyamorphism: Possible relation to the anomalous behaviour of water H. E. Stanley, P. Kumar, G. Franzese, L. Xu, Z. Yan, M. G. Mazza, S. V. Buldyrev, S.-H. Chen and F. Mallamace Eur. Phys. J. Special Topics, 161 (2008) 1-17 Published online: 19 June 2008 DOI: 10.1140/epjst/e2008-00746-3