-url = "http://www.sciencedirect.com/science/article/pii/S1084804513002142",
-author = "Wei Liu and Wei Du and Jing Chen and Wei Wang and GuoSun Zeng",
-keywords = "Homogeneous clusters",
-keywords = "Dynamic voltage scaling (DVS)",
-keywords = "Task duplication",
-keywords = "Adaptive threshold",
-keywords = "Energy efficiency "