Analysis of information sources in references of the Wikipedia article "VATSIM" in Portuguese language version.
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There now exists a vibrant community organized around VATSIM, as well as remarkably complex and robust software supporting these activities.
It formed in 2001 when internal politics in a precursor network, SATCO, caused a rupture that resulted in two rival networks: VatSim … and IVAO
…is so realistic that some commercial airlines are starting to use it to train [their] pilots…
In 2005, El Al, the Israeli airline, required more than 700 of its new pilots to go through a personal computer simulation that was hosted by the members of VATSIM
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