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M. Serna, «MONREAL ZIA, Gregorio: The Old Law of Bizkaia (1452). Introductory Study and Critical Edition. Translated by William A. Douglass and Linda White. Preface by William A. Douglass. Reno, Nevada: Center for Basque Studies. University of Nevada, Reno 2005, 359», AHDE, n.º 76, dic. 2006.