Title:The luminescent quantum efficiency of Cr³⁺ ions in co-doped crystals of LiNb03 : ZnO determined by simultaneous multiple-wavelength photoacoustic and luminescence experiments
Title:Estructura poblacional de los arbustos Eupatorium bunüfolium y Discaria americana con relación a la pedregosidad del suelo y el pastoreo en la Sierra de la Ventana, Buenos Aires, Argentina / Population structure of the shrubs Eupatorium buniifolium and Discaria americana with respect to soil stoniness and grazing in Sierra de la Ventana, Buenos Aires, Argentina