Ahmed, M.J. et al. 2020. A highly sensitive and rapid spectrophotometric method for the determination of molybdenum at nano-trace levels in some real, environmental, biological, food and soil samples using salicylaldehyde-benzoylhydrazone. European Journal of Chemistry. 11, 1 (Mar. 2020), 37–49. DOI:https://doi.org/10.5155/eurjchem.11.1.37-49.1923.