Interesting video ...

Bandas de Bollinger - Palestra do dia 27/02/13 -- DirectaInvest

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Bandas de Bollinger (Bollinger Bands) - Palestra do dia do dia 27/02/2013 com o analista Eduardo Collor do DirectaInvest

From: icon YouTube   URL: http://www.youtube.com/watch?v=LLWrp3gHzYA