Creating Ioffe-Pritchard micro-traps from permanent magnetic film with in-plane magnetization I. Barb, R. Gerritsma, Y. T. Xing, J. B. Goedkoop and R. J.C. Spreeuw Eur. Phys. J. D, 35 1 (2005) 75-79 Published online: 03 May 2005 DOI: 10.1140/epjd/e2005-00055-3