Open AccessResearch of Coal Resources Reserves Prediction Based on GM (1, 1) Model
Author(s) -
Jiancheng Xiao
Publication year - 2018
Publication title -
iop conference series. earth and environmental science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.179
H-Index - 26
eISSN - 1755-1307
pISSN - 1755-1315
DOI - 10.1088/1755-1315/108/3/032073
Subject(s) - coal , china , gray (unit) , residual , natural resource economics , economics , environmental economics , environmental science , econometrics , computer science , engineering , geography , waste management , medicine , archaeology , algorithm , radiology