Article Abstract 1,2 & 3

Article 1:
https://docs.google.com/fileview?id=0B0bmyDD6GSgKY2NjNDYwMzAtYzdiOS00NDhjLWJhNDEtYTc5NGJlN2FiMjI0&hl=en



Article 2:
https://docs.google.com/fileview?id=0B0bmyDD6GSgKZTU0NDBiNDEtZmYzNS00NzY4LWE3MzEtMmNmNjExYzY5NDM2&hl=en

Article 3:
https://docs.google.com/fileview?id=0B0bmyDD6GSgKMzkxMzEwZDQtNjVjMC00NWU3LWEyNjUtOTQxMjc4ZWQ4MGEw&hl=en