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Efecto de la aplicación de purines sobre el sistema suelo - planta
(Chile, Universidad de la Frontera. Facultad de Ciencias Agropecuarias, 1999)
Magnetic properties of dinuclear copper(II) complexes with simple pyrazolate bridges
(ROYAL SOC CHEMISTRY, 1999-09-07)
Intracellular determination of elements in mammalian cultured cells by total reflection X-ray fluorescence spectrometry
(Royal Soc of Chemistry, 1999)