Title of article :
Center problems with pos/neg weights on trees
Author/Authors :
R. E. Burkard، نويسنده , , Helidon Dollani، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2003
Keywords :
Location problem , Center problem , Obnoxious facilities
Journal title :
European Journal of Operational Research
Journal title :
European Journal of Operational Research