1. Ascher KRS, Schmutterer H, Zebitz CPW, Naqvi SNH. In: Schmutterer H, editor. The neem tree. Weinheim: VCH, 1995:605–641.
2. Lee MS, Klocke JA, Barnby MA, Yamasaki RB, Balandrin MF. In: Hedin P, editor. Naturally occurring pest bioregulators. ACS Symp Ser 1991;449:293.
3. Limonoid antifeedants from chinese Melia azedarach
4. Palacios S, Valladares G, Ferreyra D. In: Kleeberg H, editor. Practice oriented results on use and production of Neem ingredients and pheromones. Wetzlar, Druck and Graphic, Giessen, 1993:91–105.