"He has scored 30 goals already this season, and it is only the start of March. Potentially there are 16 or 17 games ahead of him, so he could end up with an even higher score.
"For a wide player to do that is fantastic. It is a great contribution."
And United were also able to celebrate equalling Juventus' Champions League record of 10 straight home wins.
"It is a marvellous record," said Ferguson. "The supporters have a lot to do with that. They were fantastic again here."
Lyon coach Alain Perrin felt his side did not deserve to progress: "You cannot argue with the fact that Manchester United deserved to go through over the two legs, even if our effort perhaps deserved more than we got.
"I think the late goal in the first leg influenced this match."
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