Reversal of spin polarization direction in excitonic photoluminescence of AlGaAsA. M. Gilinsky, A. Winter, C. Mejía-García, H. Pascher, K. S. Zhuravlev, A. V. Efanov, E. V. Kozhemyakina, A. Amo and L. ViñaEPL, 88 1 (2009) 17001DOI: https://doi.org/10.1209/0295-5075/88/17001