* Siegl, Sonja Laaber, Michael Holubar, Peter (2012): Green Electricity from Biomass, Part II: Environmental Impacts Considering Avoided Burdens from Replacing the Conventional Provision of Additional Functions.
Waste and Biomass Valorization, 3, 1-21; ISSN 1877-2641 FullText FullText_BOKU* Sonja Siegl, Michael Laaber; Peter Holubar (2011): Green Electricity From Biomass, Part I: Environmental Impacts of Direct Life Cycle Emissions.
Waste and Biomass Valorization, 2 (No. 3), 267-284; ISSN 1877-2641 FullText FullText_BOKUSonja Siegl, Peter Holubar (2011): Optimierungspotentiale für Ökostrom.
Nachwachsende Rohstoffe, 60, 8-8; ISSN 1993-1476 FullTextBochmann, G; Braun, R (2010): Task 37 - Biogas: Vorbehandlung von Substraten.
Nachwachsende Rohstoffe, 57, 17-17; ISSN 1476 FullTextHolubar, P. (2006): Spurengase in Biogas.
Nachwachsende Rohstoffe, 39, 11 FullTextStarkl, M., Fürhacker, M. Lenz, K., Ornetzeder, M., Pollak, M., Holubar, P., Haberl, R. (2004): Source Separation cs. Combined Flow Options in Wastewater Management in Rural Areas in Austria.
BOKU, WienHolubar, P. (2002): Von weit hergeholt - Öl und Umweltkrisen.
Nachwachsende Rohstoffe, 27, 1 FullTextHolubar P. (2002): Neuronale Netze für Biogasanlagen.
Nachwachsende Rohstoffe, 26, 8 FullTextHolubar P. (2001): Wie Computer lernen lernen.
Technikreport, 1, 23-25