calvo-manzano has written essays about pedagogy, historiography, and musicology. she has concentrated her efforts on the critical study of spanish works, particularly on those written for harp, and has researched manuscripts with important paleographic contributions. her books have been published by arlu publications, a branch of association arpista ludovido (ludovido harpist association). she has published in specialized magazines and has collaborated in the publishing of music dictionaries and reference books on music history.