Light impulses at the dark- to glow discharge transition in a low pressure point-to-plane gap N. Spyrou, A. E. Ercilbengoa and J. F. Loiseau Eur. Phys. J. Appl. Phys., 24 1 (2003) 75-83 Published online: 03 September 2003 DOI: 10.1051/epjap:2003061