@phdthesis{do96,
    author = {Döllner, Jürgen},
    school = {Westfälische Wilhelms-Universität Münster},
    title = {Object-Oriented 3D Modelling, Animation and Interaction},
    year = {1996},
    institution = {Angewandte Mathematik und Informatik, Universität Münster},
}