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200 1 ^aProof as a clauster category^fJennifer A. Czocher, Keith Weber
461  1^tJournal for research in mathematics education^cReston^bNational Council of Teachers of Mathematics^d2020^x0021-8251^vVol. 51, nº 1^pp. 50-74
606   ^aConceitos Matemáticos^2ESEC
675   ^a51^vBN^zpor
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701  1^aWeber,^bKeith^4070
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