• GIS based spatial planning for biomass resource management on county levelKask, Ülo; Vares, Villu; Kask, Livia; Muiste, Peeter; Padari, Allar; Roostalu, H.; Mitt, R.; Pärn, L.The 15th European Biomass Conference & Exhibition : Berlin (Germany), 7-11.05.20072007 / ? p
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• Potential of biomass fuels to substitute for oil shale in energy balance in Estonian energy sectorPaist, Aadu; Kask, Ülo; Kask, Livia; Vrager, Allan; Muiste, Peeter; Padari, Allar; Pärn, L.Oil shale2005 / 4S, p. 369-379 : ill https://artiklid.elnet.ee/record=b2352606*est
• Potential of biomass in Narva region regarding oil shale and biomass co-firingKask, Ülo; Loosaar, Jüri; Parve, Teet; Kask, Livia; Paist, Aadu; Muiste, Peeter; Padari, Allar; Astover, AlarOil shale2011 / 1S, p. 181-192 : ill https://artiklid.elnet.ee/record=b2286640*est
• Setumaa ja Vastseliina valla energeetilise biomassi varuKask, Ülo; Kask, Livia; Muiste, Peeter; Padari, Allar; Astover, AlarEesti Põlevloodusvarad ja -jäätmed2009 / 1/2, lk. 19-22 : ill
• Sustainable balance of biofuels supply-demand in EstoniaMuiste, Peeter; Roostalu, H.; Padari, Allar; Paist, Aadu; Kask, Ülo; Orru, MallProceedings of 2nd World Conference on Biomass for Energy, Industry and Climate Protection : 10-14 May 2004, Rome2004 / p. 568-571