Sputtering in a glow discharge lamp of the Grimm type K. I. Grais, M. A. Eid, E. A. Al-Ashkar, K. A. Eid and M. S. Abd-El-Aal Eur. Phys. J. AP, 21 3 (2003) 213-223 Published online: 27 February 2003 DOI: 10.1051/epjap:2003005