Slaveykova, V.I.Tsalev, D.L.2007-11-272007-11-272007-11-27199010.1080/00032719008052537https://infoscience.epfl.ch/handle/20.500.14299/14929Study of Some Tungsten Containing Chemical Modifiers in Graphite-Furnace Atomic Absorption Spectrometrytext::journal::journal article::research article