EXTRACTION ABSORPTIOMETRIC DETERMINATION OF CHROMIUM BY METHYLENE GREEN IN MILK AND MILK PRODUCTS. Proceedings of the YSU B: Chemical and Biological Sciences, [S. l.], v. 37, n. 2 (201), p. 143–146, 2003. DOI: 10.46991/PYSUB.2003.37.2.143. Disponível em: https://journals.ysu.am/index.php/proceedings-chem-biol/article/view/vol37_no2_2003_pp143-146. Acesso em: 21 jan. 2026.