Sparse aperture masking at the VLT - II. Detection limits for the eight debris disks stars β Pic, AU Mic, 49 Cet, η Tel, Fomalhaut, g Lup, HD 181327 and HR 8799
L. Gauchet, S. Lacour, A.-M. Lagrange, D. Ehrenreich, M. Bonnefoy, J. H. Girard and A. Boccaletti
