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Students' Ideas on Conservation of Matter: Effects of Exper..:

Gomez, Miguel-Angel ; Pozo, Juan-Ignacio ; Sanz, Angeles
Science education.  79 (1995)  1 - p. 77-93 , 1995
Exemplar:  Zentrale:E03 z pae 638 j/090; Zentrale:Magazin Zs fe 1901