@TechReport{vdH:effreal:pre,
  author = 	 {J. van der Hoeven},
  title = 	 {Computations with effective real numbers},
  institution =  {Universit\'e Paris-Sud, Orsay, France},
  year = 	 {2004},
  number = 	 {2004-02},
  note =         {To appear in TCS}
}

@Article{vdH:effreal,
  author = 	 {J. van der Hoeven},
  title = 	 {Computations with effective real numbers},
  journal = 	 {TCS},
  year = 	 {2006},
  volume = 	 {351},
  pages = 	 {52--60}
}