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2. A methodology of the satellite mapping and monitoring of protected landscapes in Estonia;Aaviksoo;Estonian Journal of Ecology,2008
3. Kaug- ja lähivõtteid 30 Eesti soost: esimene raamat telmatograafiast;Aaviksoo,1997
4. Potential of kite aerial photography for peatland investigations with examples from Estonia;Aber;Suo,2001
5. Patterns in Estonian bogs depicted in color kite aerial photographs;Aber;Suo,2002