@MastersThesis{2009:smetzger:masterthesis,
    author     =     {Metzger, Steffen},
    title     =     {{Crowd Movement: A Potential Field based Movement System for Crowds in Computer Games}},
    language  =  {English},
    school     =     {Saarland University},
    publisher     =     {Saarland University},
    address     =     {Saarbr{\"u}cken, Germany},
    type       = {{Master's Thesis}},
    year     =     {2009},
    }