Evidence for intermediate-age stellar populations in early-type galaxies from K-band spectroscopy

1. Mármol-Queraltó, E.
2. Cardiel, N.
3. Sánchez-Blázquez, P.
4. Trager, S.C.
5. Peletier, R.F.
6. Kuntschner, H.
7. Silva, D.R.
8. Cenarro, A.J.
9. Vazdekis, A.
10. Gorgas, J.