Geometrical Enforcement of Integrability and 2-D Leap-Frog
@TechReport{noakesTR2006,
        author = {L. Noakes and R. Kozera},
        title = {Geometrical Enforcement of Integrability and 2-D Leap-Frog},
    institution = {Christian-Albrechts-Universit{"a}t zu Kiel, 
       Institut f{"u}r Informatik und Praktische Mathematik},
        type = {Technical Report},
        number = {Number 2006},
    month =      {May},
        year = 2000}