Genetic diversity of the semi-feral Marismeño horse breed assessed with microsatellites oleh Montserrat Pablo Gómez, Vincenzo Landi, Amparo Martínez Martínez, Mayra Gómez Carpio, Sergio Nogales Baena, Juan Vicente Delgado Bermejo, María do Mar Oom, Cristina Luis, Lahoussine Ouragh, José Luis Vega-Pla