Lumaret, R., Ministère de la recherche et de la technologie (France), and Centre Emberger. “Example of Rapid Modifications of the Structure and Plant Composition of Grazed Plots in Galicia (Spain) As a Result of Interaction Between Livestock and Plants”. Les Cahiers De La Recherche Développement, no. 16, Jan. 1987, pp. 28-32, https://revues.cirad.fr/index.php/crd/article/view/36533.