@misc {MATHEDUC.02423508,
    author       = {Preckur, H.},
    title        = {Affine mappings. An introduction to mapping geometry. Affine Abbildungen. Eine Einfuehrung in die Abbildungsgeometrie.},
    howpublished = {Muenchen: Mentor-Verlag. 1986. 176 p. Ser. Title: Mentor-Lernhilfe Mathematik. v. 59. [ISBN 3-580-64590-0]},
    year         = {1986},
    msc2010      = {G54xx (U44xx)},
    identifier   = {1988d.03689},
}