Viis head mõtet GreenEST SummitiltOll, Sulev; Soe, Ralf-Martin; Tomberg, Hanno; Hints, Rutt; Kaljundi, Jüri; Orgusaar, KaisaMente et Manu2021 / lk. 28-29 : ill https://www.ester.ee/record=b1242496*est