Rana J, Robins DJ (1983). "Quinolizidine alkaloid biosynthesis: Incorporation of [1-amino-15N,1-13C]cadaverine into sparteine". Journal of the Chemical Society, Chemical Communications. 1983 (22): 1335–1336. doi:10.1039/C39830001335.
Fraser AM, Robins DJ (1984). "Incorporation of chiral [1-2H]cadaverines into the quinolizidine alkaloids sparteine, lupanine, and angustifoline". Journal of the Chemical Society, Chemical Communications. 1984 (22): 1477–1479. doi:10.1039/C39840001477.
Saito K, Murakoshi I (1995). "Chemistry, biochemistry and chemotaxonomy of lupine alkaloids in the Leguminosae". In Atta-ur-Rahman (ed.). Structure and Chemistry (Part C). Studies in Natural Products Chemistry. Vol. 15. Elsevier. p. 537. doi:10.1016/S1572-5995(06)80142-0. ISBN978-0-444-82083-9.