Liang, A.-P., and R.-R. Wang. “A Review of the Oriental Planthopper Genus Sogana Matsumura 1914 (Hemiptera: Fulgoromorpha: Tropiduchidae) With Descriptions of Three New Species”. Zootaxa, vol. 1732, no. 1, Mar. 2008, pp. 29–44, doi:10.11646/zootaxa.1732.1.2.