LEA

BibTex

@inproceedings{PS-1997,
  author={Pr{\"o}mel, Hans J├╝rgen and Steger, Angelika},
  title={RNC-Approximation Algorithms for the Steiner Problem},
  booktitle={Proceedings of the 14th Symposium on Theoretical Aspects of Computer Science (STACS'97)},
  series={LNCS},
  volume={1200},
  year={1997},
  month={Feb},
  publisher={Springer-Verlag},
  pages={559-570}
}