Was muss ich über Quellen wissen?

- Airmid Institute: Atlas Cedarwood alternatives. - National Geographic (2019): "Frankincense trees declining"; nationalgeographic.de zur Rose in Bulgarien. - Grand View Research: Marktzahlen aetherische Oele. - TRAFFIC / FairWild / UEBT: Standards und Reports; United Plant Savers "Use Essential Oils Sustainably". - Veolia Up-to-Us: Uebersicht Monokultur-Problematik. - Kovacheva et al.; MDPI Resources 12(7):83; Biolandes zur Rosa damascena. - New Directions Aromatics; Galimard Grasse; Perfumer & Flavorist zu Jasmin. - weihrauch-experten.de; sustainably-chic.com; schweizerbauer.ch; nzz.ch zu Weihrauch. - NAHA Blog "Frankincense Fears Largely Unfounded" als Gegenposition. - Herbal Reality "Sustainability of Myrrh"; ResearchGate-Fallstudie Somaliland 2020. - Ark Yaogara Plants; AromaWeb; Rootfoot zu Palo Santo; SERFOR (Peru) fuer nationale Forstregeln.