References

  1. Water statistics 1999, Ministry of Environment, 2000.
  2. Intermediate Evaluation of Water Demand Control Plan, Ministry of Environment, 2003.
  3. Water statistics 2000, Ministry of Environment, 2001.
  4. Water statistics 2001, Ministry of Environment, 2002.
  5. Water statistics 2002, Ministry of Environment, 2003.
  6. Water statistics 2003, Ministry of Environment, 2004.
  7. Water statistics 2004, Ministry of Environment, 2005.