Vanparys, Valérie; Cawoy, Valérie; Mahaux, Olivia; Jacquemart, Anne-Laure (25 March 2011). "Comparative study of the reproductive ecology of two co-occurring related plant species: the invasive Senecio inaequidens and the native Jacobaea vulgaris". Plant Ecology and Evolution. 144 (1): 3–11. doi:10.5091/plecevo.2011.434.
