Investigation of potential and compositional fluctuations in CuGa3Se5 crystals using photoluminescence spectroscopyGrossberg, Maarja; Krustok, Jüri; Jagomägi, Andri; Leon, M.; Arushanov, E.; Nateprov, A.; Bodnar, I.Thin solid films2007 / 15, p. 6204-6207 : ill https://www.sciencedirect.com/science/article/pii/S0040609006016221