Hanudin, H., K. Budiarto, and B. Marwoto. “Identification of Ralstonia Solanacearum Isolated from a New Host : Cosmos Caudatus in Indonesia”. BIOTROPIA - The Southeast Asian Journal of Tropical Biology, vol. 21, no. 1, Aug. 2014, pp. 25-37, doi:10.11598/btb.2014.21.1.340.