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| dc.date.accessioned | 2020-12-18T13:35:29Z | |
| dc.date.available | 2020-12-18T13:35:29Z | |
| dc.date.issued | [19--] | |
| dc.identifier.uri | http://hdl.handle.net/20.500.11959/10000001144 | |
| dc.description.abstract | Tombo 1144. Atividades com operadores aditivos. | |
| dc.subject | Atividade escolar | |
| dc.title | Operadores aditivos |
