Tarquis Alfonso, Ana Maria and García Moreno, Rosario and Diaz Alvarez, Maria Cruz and Paz González, Antonio and Vidal Vazquez, Eva and Saa Requejo, Antonio (2010). Shadow Analysis Field Measurements Related to Soil Surface Rougness. In: "19th World Congress of Soil Science, Soil Solutions for a Changing World", 01/08/2010 - 06/08/2010, Brisbane, Australia.. ISBN 978-0-646-53783-2.