Stark broadening and shift measurements of two doubly excited NI multiplets A. Bartecka, A. Bacławski, T. Wujec and J. Musielok Eur. Phys. J. D, 37 2 (2006) 163-169 Published online: 11 October 2005 DOI: 10.1140/epjd/e2005-00276-4