\bib{1987/seysen} \yr 1987 \mr 88d:11129 \by Martin Seysen \paper A probabilistic factorization algorithm with quadratic forms of negative discriminant \jour Mathematics of Computation \issn 0025--5718 \vol 48 \pages 757--780 \url http://cr.yp.to/\allowbreak bib/\allowbreak entries.html#\allowbreak 1987/\allowbreak seysen \endref