1. Afinogenova, A.V., Shorokhova, A.P., Chuvil’skaya, N.A., and Fikhte, B.A., A Bdellovibrio–host two-component bacterial system under anoxic conditions, Mikrobiologiya, 1991, vol. 60, pp. 253–258.
2. Davidov, Y., Huchon, D., Kovaland, S.F., and Jurkevitch, E., A new alfa-proteobacterial clade of Bdellovibrio-like predators: implications for the mitochondrial endosymbiotic theory, Environ. Microbiol., 2006, vol. 8, pp. 2179–2188.
3. Duda, V.I., Cytological characteristics of spore-forming bacteria, Usp. Mikrobiol., 1982, no. 17, pp. 87–116.
4. Duda, V.I., Ultramicrobacteria, in Encyclopedia of Life Sciences, 2011, pp. 1–23. doi 1002/9780470015902.a0000309.pub2
5. Duda, V.I., Suzina, N.E., Esikova, T.Z., Akimov, V.N., Oleinikov, R.R., Polivtseva, V.N., Abashina, T.N., Shorokhova, A.P., and Boronin, A.M., The cytological characterization of parasitic action of ultramicrobacteria NF1 and NF3 from the genus Kaistia on chemoorganotrophic and phototrophic bacteria, FEMS Microbiol. Ecol., 2009, vol. 69, pp. 180–199.