Nikolaev A.Ia., Kozlov E.A., Sokolov N.N., Kondrat'eva N.A., Dobrynin Ia.V. (1974) Physicochemical properties and antileukemic activity of crystalline L-asparaginase from Escherichia coli. Voprosy Meditsinskoi Khimii, 20(3), 272-276.

Nikolaev A.Ia. et al. Physicochemical properties and antileukemic activity of crystalline L-asparaginase from Escherichia coli // Voprosy Meditsinskoi Khimii. - 1974. - V. 20. -N 3. - P. 272-276.

Nikolaev A.Ia. et al., "Physicochemical properties and antileukemic activity of crystalline L-asparaginase from Escherichia coli." Voprosy Meditsinskoi Khimii 20.3 (1974): 272-276.

Nikolaev, A. Ia., Kozlov, E. A., Sokolov, N. N., Kondrat'eva, N. A., Dobrynin, Ia. V. (1974). Physicochemical properties and antileukemic activity of crystalline L-asparaginase from Escherichia coli. Voprosy Meditsinskoi Khimii, 20(3), 272-276.