Citations

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Book Section
Saks, Kai, Helgi Kolk, Raivo Allev, Annely Soots, Kadri Koiv, Inge Paju, Kadri Jaanson, and Galina Schneider. "Croatian medical journal." (2001) Health Status of the Older Population in Estonia.
Journal Article
Ahas, Rein, Anto Aasa, Siiri Silm, Raivo Aunap, H Kalle, and Ülar Mark. "Mobile Positioning in Space–Time Behaviour Studies: Social Positioning Method Experiments in Estonia." Cartography and Geographic Information Science 34, no. 4 (2007): 259-273.
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