Einstein'in Son SirriAlex Rovira, Francesc Miralles · First published 2013 · Latest edition 2021Open the Tome
El arte de no decir la verdadAdam Soboczynski, Francesc Rovira Faixa · First published 2011Open the Tome
El laberint de la felicitatAlex Rovira, Francesc Miralles Contijoch · First published 2007Open the Tome
El laberinto de la felicidad/ The Labyrinth of HappinessAlex Rovira, Francesc Miralles · First published 2007Open the Tome
