SHRIVASTAVA, S.; DASH, D. Label-free colorimetric estimation of proteins using nanoparticles of silver. Nano-Micro Letters, [S. l.], v. 2, n. 3, p. 164-168, 2010. DOI: 10.1007/BF03353636. Disponível em: https://nmlett.org/index.php/nml/article/view/122. Acesso em: 29 apr. 2024.