Koprna R, De Diego N, Dundálková L, Spíchal L (February 2016). "Use of cytokinins as agrochemicals". Bioorganic & Medicinal Chemistry. Recent Developments in Agrochemistry. 24 (3): 484–492. doi:10.1016/j.bmc.2015.12.022. PMID26719210.
Koprna R, De Diego N, Dundálková L, Spíchal L (February 2016). "Use of cytokinins as agrochemicals". Bioorganic & Medicinal Chemistry. Recent Developments in Agrochemistry. 24 (3): 484–492. doi:10.1016/j.bmc.2015.12.022. PMID26719210.