Items where Author is "Steffen, M."

Caffau, E. and Bonifacio, P. and Spite, M. and Spite, F. and Monaco, L. and Sbordone, L. and Francois, P. and Gallagher, A. and Plez, B. and Zaggia, S. and Ludwig, H.-G. and Cayrel, R. and Koch, Andreas and Steffen, M. and Salvadori, S. and Klessen, R.S. and Glover, S. and Christlieb, N. (2016) TOPoS: III. An ultra iron-poor CEMP multiple system. Astronomy and Astrophysics, 595: L6. ISSN 1432-0746

Bonifacio, P. and Caffau, E. and Spite, M. and Limongi, M. and Chieffi, A. and Klessen, R. S. and Francois, P. and Molaro, P. and Ludwig, H.-G. and Zaggia, S. and Spite, F. and Plez, B. and Cayrel, R. and Christlieb, N. and Clark, P. C. and Glover, S. C. O. and Hammer, F. and Koch, Andreas and Monaco, L. and Sbordone, L. and Steffen, M. (2015) TOPoS : on the bimodality of carbon abundance in CEMP stars Implications on the early chemical evolution of galaxies. Astronomy and Astrophysics, 579: A28. ISSN 1432-0746

Caffau, E. and Bonifacio, P. and Sbordone, L. and Francois, P. and Monaco, L. and Spite, M. and Plez, B. and Cayrel, R. and Christlieb, N. and Clark, P. and Glover, S. and Klessen, R. and Koch, A. and Ludwig, H. -G. and Spite, F. and Steffen, M. and Zaggia, S. (2013) TOPoS : I. Survey design and analysis of the first sample. Astronomy and Astrophysics, 560: A71. ISSN 1432-0746