STIS observations of four QSO pairsB. Aracil, P. Petitjean, A. Smette, J. Surdej, J. P. Mücket and S. CristianiA&A, 391 1 (2002) 1-12DOI: https://doi.org/10.1051/0004-6361:20020733
STIS observations of four QSO pairs STIS observations of four QSO pairs