Romantsev F.E., Prozorovskiĭ V.N., Kozlov E.A., Karpov D.A., Trebukhina E.L., Rzhaninova A.A. (1989) Determination of the amino acid composition of cartilage and creatine phosphokinase isoenzymes with the use of phenylthiocarbamyl amino acid derivatives. Voprosy Meditsinskoi Khimii, 35(3), 71-75.

Romantsev F.E. et al. Determination of the amino acid composition of cartilage and creatine phosphokinase isoenzymes with the use of phenylthiocarbamyl amino acid derivatives // Voprosy Meditsinskoi Khimii. - 1989. - V. 35. -N 3. - P. 71-75.

Romantsev F.E. et al., "Determination of the amino acid composition of cartilage and creatine phosphokinase isoenzymes with the use of phenylthiocarbamyl amino acid derivatives." Voprosy Meditsinskoi Khimii 35.3 (1989): 71-75.

Romantsev, F. E., Prozorovskiĭ, V. N., Kozlov, E. A., Karpov, D. A., Trebukhina, E. L., Rzhaninova, A. A. (1989). Determination of the amino acid composition of cartilage and creatine phosphokinase isoenzymes with the use of phenylthiocarbamyl amino acid derivatives. Voprosy Meditsinskoi Khimii, 35(3), 71-75.