Australian Plant Census (2011) available at http://www.anbg.gov.au/cgi-bin/apclist .
Calvert, G. (1999) Weeds - the silent invaders. Society for Growing Australian Plants' Queensland Region Conference, Townsville, 28 June-5 July, 1998. Available at http://farrer.csu.edu.au/ASGAP/APOL16/dec99-2.html .
Land Protection (2007) Chinee Apple .Facts, pest series. Department of Natural Resources and Water Queensland. Available at: http://www.nrw.qld.gov.au/factsheets/pdf/pest/pp26.pdf .
Pacific Island Ecosystems at Risk (PIER) (2007). Ziziphus mauritiana. Plant Threats to Pacific Ecosystems. Available at http://www.hear.org/pier/species/ziziphus_mauritiana.htm .
Invasive Species Specialist Group (ISSG) (2007). Global Invasive Species Database. Available at http://www.issg.org/database/species/ecology.asp?si=214&fr=1&sts=sss .
Navie, S. (2004). Declared Plants of Australia. An identification and information system. Centre for Biological Information technology, The University of Queensland [CD-ROM].
Smith, N.M. (2002). Weeds of the wet/dry tropics of Australia. Environment Centre, Northern Territory.
Weeds Australia (2007). Chinee Apple . Available at https://www.weeds.org.au/cgi-bin/weedident.cgi?tpl=plant.tpl&ibra=all&card=T12 .