Magneto-optical Faraday imaging with an apertureless scanning near field optical microscope H. Wioland, O. Bergossi, S. Hudlet, K. Mackay and P. Royer Eur. Phys. J. AP, 5 3 (1999) 289-295 Published online: 15 March 1999 DOI: 10.1051/epjap:1999141