@article{1280,
  author = {Bong Choi and Xuemin Shen},
  title = {Adaptive asynchronous sleep scheduling protocols for delay tolerant networks},
  year = {2011},
  journal = {IEEE Transactions on Mobile Computing},
  volume = {10},
  number = {9},
  pages = {1283-1296},
  publisher = {IEEE},
}