Australian Plant Census (2011) available at http://www.anbg.gov.au/cgi-bin/apclist .
Barker, R.M. (2007) Plant Biodiversity Centre (State Herbarium of South Australia). Personal communication
Flanagan, G.J., Hills, L.A. & Wilson, C.G. (2000). The successful biological control of spinyhead sida, Sida acuta (Malvaceae), by Calligrapha pantherina (Col: Chrysomelidae) in Australia's Northern Territory. In N.R. Spencer (ed.). Proceedings of the X International Symposium of Biological Control of Weeds. Montana State University: Bozeman, Montana, U.S.A. pp. 35–41. Available at http://www.invasive.org/publications/xsymposium/proceed/01pg35.pdf .
Forno, I.W., Fichera, J.W., Mira, D. & Martinez, M. (1997–2004). Sida acuta. In Research Projects: Biological Control of Tropical Weeds. Available at http://www.ento.csiro.au .
Navie, S. (2004). Declared Plants of Australia. An identification and information system. Centre for Biological Information technology, The University of Queensland. [CD ROM].
Pacific Island Ecosystems at Risk (PIER) (2006). Sida acuta. Institute of Pacific Islands Forestry, US Forest Service. Available at: http://www.hear.org/Pier/species/sida_acuta.htm .
Parsons, W.T. & Cuthbertson, E.G. (2001). Noxious Weeds of Australia. 2nd. ed. CSIRO Publishing: Collingwood.
Pitt, J.L. (2002). Agnote. Spinyhead Sida (Sida acuta). Department of Natural Resources, Environment and the Arts, Northern Territory. Available at http://www.nt.gov.au/nreta/naturalresources/weeds/ntweeds/pdf/spinyheadsida.pdf .
Smith, N.M. (2002). Weeds of the wet/dry tropics of Australia. Environment Centre, Northern Territory.
Wilson, B.J., Hawton, D. & Duff, A.A. (1995). Crop weeds of northern Australia. Department of Primary Industries, Queensland.
Also see:
Department of Agriculture & Food, Western Australia. (Undated). Sida (Sida acuta and Sida cordifolia). Available at: https://www.agric.wa.gov.au/declared-plants/sida-pest.