Vettel credits F1 dominance to Red Bull team's 'hard work'

Red Bull driver Sebastian Vettel Sebastian Vettel has said that his supremacy in F1 is the result of tireless work from his all-conquering team.

According to CNN, the German has taken the checkered flag at each of the last three grand prix races, extending his lead at the top of the drivers' championship to 60 points with just six races of the 2013 season remaining.

With a fourth consecutive world title all but in the bag, Vettel has paid tribute to the team which have powered his RB9 car to the front of the grid, the report said.

He said that he had very little information about what others were doing, but the Red Bull team was one of the hardest working teams and thus deserved to be where they were right now, adding that it was not much about how many more hours one put in, but about quality.