RATNA, E. S., D. BUCHORI, and T. SANTOSO. “Polydnavirus Symbiont Detected from Calyx TissuesWasps of Three Lepidopteran Cabbage Pests”. Microbiology Indonesia, vol. 5, no. 3, Jan. 2012, p. 3, doi:10.5454/mi.5.3.3.