I. Do Amaral, M. De Graca Guedes, M. G. Gama (2015). THE ROLE OF AGE IN A PARTICIPATIVE METHODOLOGY FOR DESIGNING PLAY AREAS. 2nd International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM2015, Book 4. https://doi.org/10.5593/sgemsocial2015/b41/s15.089