Petit buisson persistant

Voir le produit sur Amazon   Petit buisson persistant Source google image: https://www.researchgate.net/profile/Joel_Attia/publication/232892503/figure/fig1/AS:668931924705280@1536497207027/Search-for-periods-using-the-khi-square-statistic-of-the-periodogram-associated-to-a_Q320.jpg