User:Rlibutti~enwiki
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My name is Roberto Libutti Salles and I live in São Paulo, Brazil. I´m married and have an 4-year old girl. I´m interested in mathematics and tecnological related topics.
My name is Roberto Libutti Salles and I live in São Paulo, Brazil. I´m married and have an 4-year old girl. I´m interested in mathematics and tecnological related topics.