@ARTICLE{Krüger_Matthias_Algebraic_2010,
 author={Krüger, Matthias},
 number={No 1},
 journal={Archives of Transport},
 howpublished={online},
 year={2010},
 publisher={Polish Academy of Sciences Committee of Transport Design},
 title={Algebraic Multigrid Preconditioning for Iterative Eigensolvers},
 URL={http://journals.pan.pl/Content/94837/mainfile.pdf},
}