TY  - JOUR
AU  - D. A. Eibozhenko
TI  - Approximation algorithm $S^*$ for Steiner problem in Euclidean directed graphs
JO  - Vestnik Sankt-Peterburgskogo universiteta. Prikladnaâ matematika, informatika, processy upravleniâ
PY  - 2012
SP  - 23
EP  - 32
IS  - 3
UR  - http://geodesic.mathdoc.fr/item/VSPUI_2012_3_a2/
LA  - ru
ID  - VSPUI_2012_3_a2
ER  -