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2. Hawlena, H., Abramsky, Z., and Krasnov, B.R., “Ultimate Mechanisms of Age-Biased Flea Parasitism,” Oecologia 154, 601–609 (2007).
3. Ioff, I.G., Problems of Ecology of Fleas as Related to Their Epidemiological Significance (Moscow, 1941) [in Russian].
4. Ioff, I.G. and Skalon, O.I., A Key to Fleas of Eastern Siberia, the Far East, and the Adjacent Regions (Meditsina, Moscow, 1954) [in Russian].
5. Ioff, I.G., Mikulin, M.A., and Skalon, O.I., A Key to Fleas of Central Asia and Kazakhstan (Meditsina, Moscow), 1965) [in Russian].