Rustiani, Ummu Salamah, et al. “Ecological Characteristic of Peronosclerospora Maydis in Java, Indonesia”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 19, no. 1, Jan. 2015, pp. 159-67, https://gssrr.org/JournalOfBasicAndApplied/article/view/3191.