Adam Wojciechowski Dariusz Kapral Allocation of Multiple Advertisement on Limited Space: Heuristic Approach. 230-235 2009 FMN http://dx.doi.org/10.1007/978-3-642-02472-6_24 conf/fmn/2009 db/conf/fmn/fmn2009.html#WojciechowskiK09