Gusenbauer, Isabella; Theresia, Markut and Hörtenhuber, Stefan (2021) Mass Catering As A Driver For Austrian Organic Agriculture. Paper at: Organic World Congress 2021, Science Forum: 6th ISOFAR Conference co-organised with INRA, FiBL, Agroecology Europe, TP Organics and ITAB, Rennes, France, 8 - 10 September, 2021. [Completed]