Using magnetic coupling in bilayers of superconducting YBCO and soft-magnetic CoFeB to map supercurrent flowC. Stahl, P. Walker, S. Treiber, G. Christiani, G. Schütz and J. AlbrechtEPL, 106 2 (2014) 27002DOI: https://doi.org/10.1209/0295-5075/106/27002