Sidera, Francesc, Elisabet Serrat, Jèssica Serrano, Carles Rostan, Agnès Caño, and Anna Amadó. 2013. “Let’s Share Perspectives! Mentalistic Skills Involved in Cooperation”. International Journal of Educational Psychology 2 (3):325-52. https://doi.org/10.4471/ijep.2013.30.