Tosi, S.; Costa, C.; Vesco, U.; Quaglia, G.; Guido, G. (2018). „A survey of honey bee-collected pollen reveals widespread contamination by agricultural pesticides”. The Science of the Total Environment. 615: 208—218. PMID28968582. doi:10.1016/j.scitotenv.2017.09.226.
Furness, Carol A.; Rudall, Paula J. (јануар 2001). „Pollen and anther characters in monocot systematics”. Grana. 40 (1–2): 17—25. doi:10.1080/00173130152591840.CS1 одржавање: Формат датума (веза)
Sporne, Kenneth R. (1972). „Some Observations on the Evolution of Pollen Types in Dicotyledons”. New Phytologist. 71 (1): 181—185. doi:10.1111/j.1469-8137.1972.tb04826.x.
Judd, Walter S.; Olmstead, Richard G. (2004). „A survey of tricolpate (eudicot) phylogenetic relationships”. American Journal of Botany. 91 (10): 1627—1644. PMID21652313. doi:10.3732/ajb.91.10.1627.
Tosi, S.; Costa, C.; Vesco, U.; Quaglia, G.; Guido, G. (2018). „A survey of honey bee-collected pollen reveals widespread contamination by agricultural pesticides”. The Science of the Total Environment. 615: 208—218. PMID28968582. doi:10.1016/j.scitotenv.2017.09.226.
Judd, Walter S.; Olmstead, Richard G. (2004). „A survey of tricolpate (eudicot) phylogenetic relationships”. American Journal of Botany. 91 (10): 1627—1644. PMID21652313. doi:10.3732/ajb.91.10.1627.