“A Study of the Spectrogram of Cupri-Potassium Complex (Biuret) of the Normal and Pathological Gamma Globulin”. Revista Española de Fisiología 14, no. 3 (July 1, 1958): 163–175. Accessed July 7, 2025. https://revistas.unav.edu/index.php/ref/article/view/51612.