Efetov, K. A., and O. G. Gorbunov. “New Data on Distribution of Chamaesphecia Efetovi O. Gorbunov, 2019, in the Crimea (Lepidoptera: Sesiidae)”. SHILAP Revista De lepidopterología, vol. 49, no. 195, Sept. 2021, pp. 471-8, doi:10.57065/shilap.284.