Title:Spectroscopic and Microscopic Characterization of Volcanic Ash from Puyehue-(Chile) Eruption: Preliminary Approach for the Application in the Arsenic Removal
Title:Análisis de la evolución de las plantaciones forestales y extracciones de materia prima para la industria forestal en el período 1965-2015 / Analysis of the evolution of forest plantations and extractions of raw material for the forest industry in the period 1965-2015