User:Alpertron
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The subjects I like most are: mathematics, numismatics, computing and everything related to Argentina. I live in Buenos Aires.
You can reach me on the Wikimedia projects I'm actively contributing:
- w:es:Usuario:Alpertron on Spanish Wikipedia
- w:en:User:Alpertron on English Wikipedia
- commons:User:Alpertron on Commons
About 90% of my contributions are done in the Spanish Wikipedia.