Further thoughts on a focusing property of the ellipse
Wilker, J. B.
Bull. Belg. Math. Soc. Simon Stevin, Tome 2 (1995) no. 5, p. 153-159 / Harvested from Project Euclid
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Publié le : 1995-05-14
Classification:  Reflecting ellipsoidal cavity,  return map,  Möbius transformation,  78A05,  51P05 
@article{1103408752,
     author = {Wilker, J. B.},
     title = {Further thoughts on a focusing property of the ellipse},
     journal = {Bull. Belg. Math. Soc. Simon Stevin},
     volume = {2},
     number = {5},
     year = {1995},
     pages = { 153-159},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1103408752}
}

Wilker, J. B. Further thoughts on a focusing property of the ellipse. Bull. Belg. Math. Soc. Simon Stevin, Tome 2 (1995) no. 5, pp.  153-159. http://gdmltest.u-ga.fr/item/1103408752/