@techreport{dietrich2006lifetime,
  author = {Dietrich, Isabel and Dressler, Falko},
  title = {{On the Lifetime of Wireless Sensor Networks}},
  year = {2006},
  month = {December},
  institution = {University of Erlangen, Dept. of Computer Science 7},
  number = {04/06},
  type = {Technical Report}
}