Anna M. Balaguer has published extensively on medieval Islamic, Castilian, Catalan, Aragonese and Portuguese coinages as well as the coinage of the Iberian peninsula. These publications include Del Mancús a la Dobla (1993) and Historia de la moneda dels comtats Catalans (1999) as well as articles and chapters in many other works. She is a member of the Asociación Numismática Española (Barcelona) and the Instituto de Sintra (Portugal).