Finding ellipses and hyperbolas tangent to two, three, or four given lines.
Horwitz, Alan
Southwest Journal of Pure and Applied Mathematics [electronic only], Tome 2002 (2002), p. 6-32 / Harvested from The Electronic Library of Mathematics
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Publié le : 2002-01-01
EUDML-ID : urn:eudml:doc:227105 
@article{01925194,
     title = {Finding ellipses and hyperbolas tangent to two, three, or four given lines.},
     journal = {Southwest Journal of Pure and Applied Mathematics [electronic only]},
     volume = {2002},
     year = {2002},
     pages = {6-32},
     zbl = {1028.51018},
     language = {en},
     url = {http://dml.mathdoc.fr/item/01925194}
}

Horwitz, Alan. Finding ellipses and hyperbolas tangent to two, three, or four given lines.. Southwest Journal of Pure and Applied Mathematics [electronic only], Tome 2002 (2002) pp. 6-32. http://gdmltest.u-ga.fr/item/01925194/