@article{Poinsot2013Interacting,
author={Poinsot, Laurent},
title={Two interacting coordinate Hopf algebras of affine groups of formal series on a category},
journal={Algebra},
volume={2013},
year={2013},
pages={10 pages},
eprint={ID 370618},
url={http://dx.doi.org/10.1155/2013/370618}
}