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Annex continued 56 1https://www.worldbiogasassociation.org/wp-content/iiploads/2019/07/WBA-globalrcport-56ppa4 _digital.pdf :https://cc.ciiropa.cu/cncrgy/sitcs/cncr/filcs/docimicnts/cc_dclft_3g84_biogas_bcyond_2020_final report.pdf