%0 Conference Paper %B DiGRA \&\#3903 - Proceedings of the 2003 DiGRA International Conference: Level Up %A Bj\&\#246rk Staffan %A Holopainen Jussi %T Describing Games: An Interaction-Centric Structural Framework %@ ISSN 2342-9666 %D 2003 %2 http://www.digra.org/wp-content/uploads/digital-library/05150.10348.pdf