TY  - BOOK
AU  - Promel, Hans Jurgen and Steger, Angelika
AU  - Steger, Angelika ; jt. auth.
TI  - The Steiner tree problem; a tour through graphs, algorithms, and complexity
T2  - Advanced lectures in Mathematics
SN  - 3528067624
U1  - 511.5 
PY  - 2002///
CY  - Wiesbaden
PB  - Vieweg
ER  -