She provided a comprehensive and original concept of the early medieval development of the Croatian lands in the book "History of the Croats in the Early Middle Ages" (1971), while she collected her writings about numerous problems of the later period in the book "History of the Croats in the High Middle Ages" (1976). Her posthumously published books are "Medieval Bosnia: Political Status of Bosnian Rulers before the Coronation of Tvrtko in 1377" (1989) and "History of the Croats in the Middle Ages" (1990).