Hot circumstellar material resolved around β Pic with VLTI/PIONIER D. Defrère, J. Lebreton, J.-B. Le Bouquin, A.-M. Lagrange, O. Absil, J.-C. Augereau, J.-P. Berger, E. di Folco, S. Ertel, J. Kluska et al. (4 more) A&A, 546 (2012) L9 Published online: 18 October 2012 DOI: 10.1051/0004-6361/201220287