Holmberg C.G., Laurell C-B. Investigations in serum copper. II. Isolation of the Copper containing protein, and a description of its properties (англ.) // Acta Chem Scand[англ.] : journal. — 1948. — Vol. 2. — P. 550—556. — doi:10.3891/acta.chem.scand.02-0550.
Holmberg C.G., Laurell C-B. Investigations in serum copper. II. Isolation of the Copper containing protein, and a description of its properties (англ.) // Acta Chem Scand[англ.] : journal. — 1948. — Vol. 2. — P. 550—556. — doi:10.3891/acta.chem.scand.02-0550.