Babushkina L.M. (1958) Phosphorus-containing substances in digestive secretions. Voprosy Meditsinskoi Khimii, 4(4), 254-261.

et al. Phosphorus-containing substances in digestive secretions // Voprosy Meditsinskoi Khimii. - 1958. - V. 4. -N 4. - P. 254-261.

et al., "Phosphorus-containing substances in digestive secretions." Voprosy Meditsinskoi Khimii 4.4 (1958): 254-261.

Babushkina, L. M. (1958). Phosphorus-containing substances in digestive secretions. Voprosy Meditsinskoi Khimii, 4(4), 254-261.