| Title | Source | Content | |-------|--------|---------| | "Guide des huiles essentielles à usage familial" (ARD) | Available on researchgate.net (free) | 50+ oils, safety-first approach | | "Recommandations pour l’utilisation des HE" (ANSES) | anses.fr (official PDF) | Strict safety rules – essential reading | | "Petit précis d’aromathérapie" | Free on LibreSavoir.org | 30 pages, recipes for beginners |
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