1. Altschul, S. F., Gish, W., Miller, W., Myers, E. W., & Lipman, D. J. (1990). Basic local alignment search tool. Journal of Molecular Biology, 215, 403–410.
2. Anonymous (2013). Emergency plant pest response deed. http://www.planthealthaustralia.com.au/epprd/ . Accessed 9 August 2013.
3. Barbetti, M., Mackie, A., Rodoni, B., McKirdy, S., & Jones, R. (2012). Final report CRC10164—Phylogeny, pathogenicity and epidemiology of Potato spindle tuber viroid (PSTVd) and related pospiviroids in Australia. (pp. 1–14): Cooperative Research Centre for National Plant Biosecurity.
4. Behjatnia, S. A. A., Dry, I. B., Krake, L. R., Conde, B. D., Connelly, M. I., Randles, J. W., et al. (1996). New Potato spindle tuber viroid and tomato leaf curl geminivirus strains from a wild Solanum sp. Phytopathology, 86, 880–886.
5. Bostan, H., Nie, X., & Singh, R. P. (2004). An RT-PCR primer pair for the detection of pospiviroid and its application in surveying ornamental plants for viroids. Journal of Virological Methods, 116, 189–193.