Bensimon, M.Bourquin, J.Parriaux, A.2008-02-132008-02-132008-02-13200010.1039/b000460jhttps://infoscience.epfl.ch/handle/20.500.14299/17999WOS:0000874193000242196Determination of ultra-trace elements in snow samples by inductively coupled plasma source sector field mass spectrometry using ultrasonic nebulizationtext::journal::journal article::research article