Sèrie Supernyaps: IV Els viatgers del temps.
Books for children and young readers , 2015
The crew of the Diplodocus continue to sail through the space fulfilling the concert schedule of Sopa de Llufes. Suddenly, they cross paths with a sunbeam that opens a slit in the space-time continuum. Soon they will suffer the consequences: they will encounter the Diplodocus of the future and all its crew members.