TY  - JOUR
AB  - 
VL  - 1
IS  - 3
SN  - 2043-9377
DO  - 10.1108/gs.2011.1.3.274.1
UR  - https://doi.org/10.1108/gs.2011.1.3.274.1
AU  - Hipel Keith William
PY  - 2011
Y1  - 2011/01/01
TI  - Grey Systems: Theory and Applications
T2  - Grey Systems: Theory and Application
PB  - Emerald Group Publishing Limited
SP  - 274
EP  - 275
Y2  - 2024/04/25
ER  -