International trade and Austria's livestock system : direct and hidden carbonemission flows associated with production and consumption of productsGavrilova, Olga; Jonas, Matthias; Erb, Karlheinz; Haberl, HelmutEcological economics2010 / 4, p. 920-929 : ill https://ideas.repec.org/a/eee/ecolec/v69y2010i4p920-929.html