@article{Axelsen2011Challenges,
   author = {Eyvind W. Axelsen and Fredrik S{\o}rensen and Stein
 Krogdahl and Birger M{\o}ller-Pedersen},
   title = {Challenges in the Design of the Package Template Mechanism},
   year = {NN},
   journal = {Transactions on Aspect-Oriented Programming [to appear]}
 }