Creating Ioffe-Pritchard micro-traps from permanent magnetic film with in-plane magnetizationI. Barb, R. Gerritsma, Y. T. Xing, J. B. Goedkoop and R. J.C. SpreeuwEur. Phys. J. D, 35 1 (2005) 75-79DOI: https://doi.org/10.1140/epjd/e2005-00055-3