Journal of Applied Spectroscopy
Journal of Applied Spectroscopy > 2002 > 69 > 2 > 305-309
Journal of Applied Spectroscopy > 2002 > 69 > 4 > 626-630
Journal of Applied Spectroscopy > 2002 > 69 > 2 > 305-309
Journal of Applied Spectroscopy > 2002 > 69 > 4 > 626-630