Universidad de Zaragoza Repository

@article{RoyoPérez:110721,
      author        = "Royo Pérez, V.",
      title         = "{Power, monarchy and nobility on the frontiers of the
                       Crown of Aragón. The dispute between James I and Blasco de
                       Alagón for the town of Morella (1231-1239)}",
      year          = "2021",
}

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