The Austria international has developed into a first-team regular in the past few months, and the Bayern coach is impressed with the progress he has made.Bayern Munich coach Jupp Heynckes has taken the time to praise David Alaba for his progress in recent months, and added that the left-back still has room for improvement.The 19-year-old has become an important first team player after the winter break, and Heynckes is impressed with Alaba\'s development in the 2011-12 campaign.\"It really is extraordinary that a young player like him, who has only this season become a starter, makes such huge steps forward,\" Heynckes was quoted as saying by Bild.\"And he hasn\'t reached the end of his development yet.\"We now have two creative full-backs who can create goals and can really play football.\"Alaba has made 28 Bundesliga appearances in 2011-12, scoring twice and setting up two more.