Title of article :
The grade selection rule of the metal mines; an empirical study on copper mines
Author/Authors :
Takayoshi Shinkuma، نويسنده , , Takashi Nishiyama، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2000
Keywords :
Metal mines , Copper mines , Shinkuma’s model , Grade selection rule
Journal title :
Resources Policy
Journal title :
Resources Policy