TY  - JOUR
TI  - Sulphate Performance of Different Types of Fly Ash Concrete
AU  - AKYÜNCÜ, V.
AU  - YILDIRIM, H.
JO  - Sigma Journal of Engineering and Natural Sciences
PY  - 2014
VL  - 32
SP  - 434
EP  - 443
DO  - 
ER  -