Behounek, G., Han, H. L., & Kononenko, V. S. (2013).

Revision of the genus Ortopla Walker, [1859] with description of two new species from Southeast Asia (Lepidoptera, Noctuidae, Pantheinae). Revision of Pantheinae, contribution X

. Zootaxa, 3746(2), 240–256. https://doi.org/10.11646/zootaxa.3746.2.2