Luis Alberto started following the work of Ernesto Tejedor, University of Zaragoza, Departamento de Geografía y Ordenación del Territorio. 2012-02-28 14:59:30 -0800

Luis Alberto added 28 papers 2012-01-26 07:49:13 -0800

Luis Alberto started following the work of 3 people. 2012-01-26 07:46:36 -0800