20.000 milja pod morem

Zeleni zrak

Južna Zvezda

Carev glasnik

U registraturi

The novel U registratura is Kovačić's best work, in which he deals with the problem of the transition from the peasant class to the lordly class.

Jesenske mačke

The novel "Autumn of the Cat" describes the childhood of a sensitive and misunderstood girl, Ilse, who grows up in difficult social conditions in post-war Germany.

Dječak sa zlatnim pantalonama

The novel emphasizes how even good can have bad consequences when taken out of proportion, and that responsibility, morality, and honesty are more important than wealth itself.