Osipova L.V., Kul'berg A.Ia. (1971) Production of conjugates of poly-D-phenylalanine with bacterial antigens. Voprosy Meditsinskoi Khimii, 17(5), 472-475.
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	Osipova L.V. et al., "Production of conjugates of poly-D-phenylalanine with bacterial antigens." Voprosy Meditsinskoi Khimii 17.5 (1971): 472-475.
	Osipova, L. V., Kul'berg, A. Ia.  (1971). Production of conjugates of poly-D-phenylalanine with bacterial antigens. Voprosy Meditsinskoi Khimii, 17(5), 472-475.