Karmanskiĭ I.M. (1977) Effect of pepsin on low density serum lipoproteins. Voprosy Meditsinskoi Khimii, 23(4), 530-534.
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et al., "Effect of pepsin on low density serum lipoproteins." Voprosy Meditsinskoi Khimii 23.4 (1977): 530-534.
Karmanskiĭ, I. M. (1977). Effect of pepsin on low density serum lipoproteins. Voprosy Meditsinskoi Khimii, 23(4), 530-534.