Evolution of the density of states on going from a two- to a zero-dimensional semiconductorZ. Hens, B. Grandidier, D. Deresmes, G. Allan, C. Delerue, D. Stiévenard and D. VanmaekelberghEurophys. Lett., 65 6 (2004) 809-815DOI: https://doi.org/10.1209/epl/i2003-10130-3