@TECHREPORT{MPIMD11-11/,
/author = { Peter Benner/,
/Martin Köhler/,
/Jens Saak}/,
/title = {{Sparse-Dense Sylvester Equations in H2-Model Order Reduction}/,
/institution = {Max Planck Institute Magdeburg Preprints}/,
/year = 2011/,
/number = {MPIMD/11-11}/,
/month = {December}
}