Source: https://www.researchgate.net/profile/Bohui-Gouegoui-Serge-Pacome/publication/333828837_Etude_comparative_de_trois_methodes_d'extraction_des_flavonoides_totaux_a_partir_des_feuilles_de_plantes_medicinales_Azadirachta_indica_et_Psidium_guajava_Etude_comparative_de_trois_methodes_d'extract/links/5d082763a6fdcc35c155cb50/Etude-comparative-de-trois-methodes-dextraction-des-flavonoides-totaux-a-partir-des-feuilles-de-plantes-medicinales-Azadirachta-indica-et-Psidium-guajava-Etude-comparative-de-trois-methodes-dextracti.pdf