Fizika Tverdogo Tela, 1992 Volume 34, Issue 12,Pages 3638–3644(Mi ftt7853)
Peculiar behavior of the carrier effective mass and lifetime in $\mathrm{CuCr}_{2}\mathrm{S}_{2.5}\mathrm{Se}_{1.5}$, a ferromagnetic semiconductor with strong interband $s$–$d$ exchange