TY  - SER
AU  - Marye, Yihenew Wondie
AU  - liu, Chen
TI  - Improved Spectral Efficiency at Reduced Outage Probability  for  Cooperative Wireless Networks by Using Csi Directed Estimate and  for ward Strategy
KW  - Cooperative Communication
KW  - Amplify-and- for ward (Af)
KW  - Decode-and- for ward (Df)
ER  -