Udupa, D. V.Sanjiva KumarNarayanan, O.Patil, P. B.Ajaykumar, S.Sampathkumar, R.Thankarajan, K.Sahoo, N. K.2015-01-152015-01-152014Current Science, 2014. Vol. 106 (11): pp. 1475-1480http://hdl.handle.net/123456789/102414174 bytestext/htmlenindigenous echelle grating spectrographtrace elemental analysisatomic emission spectroscopytwo-dimensional CCD detectorAn indigenous echelle grating spectrograph for simultaneous trace elemental analysis by atomic emission spectroscopyArticle