Reading List:
http://www.adaptsoft.com/aalami_post-tension_book.php
http://www.sciencedirect.com/science/book/9780750616812
http://www.amazon.com/Post-Tensioned-Concrete-Principles-Practice-Edition/dp/1483403726
https://books.google.com/books?id=O9nNYr-12G4C
http://www.amazon.com/Design-Prestressed-Concrete-Arthur-Nilson/dp/0471830720