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Miguel Ángel Aguilar-Jurado, Pedro Gil-Madrona, Juan Francisco Ortega-Dato and David Zamorano-García
In this article, we analyzed the effects of an educational glass recycling program on primary schools and their students in Castilla-La Mancha (Spain). A sample of 89 schools, with 20,710 elementary students, was selected by simple random sampling. For t...
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