Journal of Applied Spectroscopy
Journal of Applied Spectroscopy > 2002 > 69 > 3 > 467-471
Journal of Applied Spectroscopy > 2002 > 69 > 4 > 635-638
Journal of Applied Spectroscopy > 2002 > 69 > 3 > 467-471
Journal of Applied Spectroscopy > 2002 > 69 > 4 > 635-638