Background charges and quantum effects in quantum dots transport spectroscopy M. Pierre, M. Hofheinz, X. Jehl, M. Sanquer, G. Molas, M. Vinet and S. Deleonibus Eur. Phys. J. B, 70 4 (2009) 475-481 Published online: 21 July 2009 DOI: 10.1140/epjb/e2009-00258-4