Influence of Al content on temperature dependence of excitonic transitions in quantum wellsS. A. Lourenço, I. F.L. Dias, E. Laureto, J. L. Duarte, D. O. Toginho Filho, E. A. Meneses and J. R. LeiteEur. Phys. J. B, 21 1 (2001) 11-17DOI: https://doi.org/10.1007/s100510170207