BARTOŠ, M., JANEČEK, Š., PADYŠÁKOVÁ, E., PATÁČOVÁ, E., ALTMAN, J., PEŠATA, M., KANTOROVÁ, J., TROPEK, R. Nectar properties of the sunbird-pollinated plant Impatiens sakeriana: A comparison with six other co-flowering species. South African Journal of Botany. 2012, 78(1), 63-74. ISSN 0254-6299. E-ISSN 1727-9321. Dostupné z: https://doi.org/10.1016/j.sajb.2011.05.015