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Ensaio Pesquisa em Educação em Ciências

Print version ISSN 1415-2150On-line version ISSN 1983-2117

Ens. Pesqui. Educ. Ciênc. vol.13 no.3 Belo Horizonte Sept./Dec. 2011

https://doi.org/10.1590/1983-2117201113331