Coelho, Ana, Vera Vale, Emília Bogotte, Aida Figueiredo-Ferreira, Isabel Duque, and Luana Pinho. 2015. “Outdoor Educational Provision As a Complement to Preschool Education: The Benefits of Contact With Nature”. Revista De Estudios E Investigación En Psicología Y Educación, no. 10 (November). A Coruña:111-17. https://doi.org/10.17979/reipe.2015.0.10.585.