Robačer, Martina, Tjaša Vukmanič, Franci Bavec, and Martina Bavec, eds. Koraki Do Zaupanja Vredne (certificirane) Ponudbe ekološke Hrane V Gastronomiji. University of Maribor Press, 2018. Accessed February 28, 2026. https://old.press.um.si/index.php/ump/catalog/book/303.