F, G and K stars in the ROSAT all-sky survey - I. Photometry A. D.F. Metanomski, L. Pasquini, J. Krautter, G. Cutispoto and T. A. Fleming Astron. Astrophys. Suppl. Ser., 131 2 (1998) 197-208 Published online: 15 August 1998 DOI: 10.1051/aas:1998431