Frebel, A. and Christlieb, N. and Norris, J.E. and Beers, T.C. and Bessell, M.S. and Rhee, J. and Fechner, C. and Marsteller, B. and Rossi, S. and Thom, C. and Wisotzki, L. and Reimers, D.
Frebel, A. and Collet, R. and Eriksson, K. and Christlieb, N. and Aoki, W. and Frebel, A. and Collet, R. and Eriksson, K. and Christlieb, N. and Aoki, W.