Preparation and characterization of (PVP + NaClO4) electrolytes for battery applications Ch. V. Subba Reddy, A. -P. Jin, Q. -Y. Zhu, L. -Q. Mai and W. Chen Eur. Phys. J. E, 19 4 (2006) 471-476 Published online: 10 April 2006 DOI: 10.1140/epje/i2005-10076-8