Kadereit, G.; Borsch, T.; Weising, K.; Freitag, H. (2003). "Phylogeny of Amaranthaceae and Chenopodiaceae and the evolution of C4 photosynthesis". International Journal of Plant Sciences. 164 (6): 959–86. doi:10.1086/378649. S2CID83564261.
Govantes-Edwards, David J.; Duckworth, Chloë N.; Córdoba, Ricardo (2016). "Recipes and experimentation? The transmission of glassmaking techniques in Medieval Iberia". Journal of Medieval Iberian Studies. 8 (2): 176–195. doi:10.1080/17546559.2016.1209779. S2CID163514723.
Kadereit, G.; Borsch, T.; Weising, K.; Freitag, H. (2003). "Phylogeny of Amaranthaceae and Chenopodiaceae and the evolution of C4 photosynthesis". International Journal of Plant Sciences. 164 (6): 959–86. doi:10.1086/378649. S2CID83564261.
Govantes-Edwards, David J.; Duckworth, Chloë N.; Córdoba, Ricardo (2016). "Recipes and experimentation? The transmission of glassmaking techniques in Medieval Iberia". Journal of Medieval Iberian Studies. 8 (2): 176–195. doi:10.1080/17546559.2016.1209779. S2CID163514723.