References
- Audin, M. (2003). Geometry. Berlin–Heidelberg: Springer-Verlag.
- Coolidge, J. L. (2004). A Treatise on Algebraic Plane Curves. New York: Dover Publications, Inc., 1959, xxiv+513 pp.
- Dolgachev, I. V. (2012). Classical Algebraic Geometry. A Modern View. Cambridge: Cambridge University Press, xii+639 pp.
- Griffiths, P., Harris, J. (1994). Principles of Algebraic Geometry. Reprint of the 1978 original. Wiley Classics Library. New York: John Wiley & Sons, Inc., xiv+813 pp.
- Halphen, G. H. (1876). Sur une série de courbes analogues aux développées. J. Math. Pures Appl. 3e série, tome 2:87–144.
- Halphen, G. H. (1877). Mémoire sur les points singuliers des courbes algébriques planes, Mémoires présentés par divers savants à l’Académie des Sciences et l’Institut de France, Imprimerie Nationale, 112 p.
- Harris, J. (1995). Algebraic geometry. A first course. Corrected Reprint of the 1992 Original. In: Graduate Texts in Mathematics, Vol. 133. New York: Springer-Verlag, xx+328 pp.
- Josse, A. (1995). Transformation d’Halphen. (French) [The Halphen transform]. Commun. Algebra 23(12):4343–4364.
- Josse, A., Pène, F. (2014). On the degree of caustics by reflection. Commun. Algebra 42:2442–2475.
- Piene, R. (1978). Polar classes of singular varieties. Ann. Sci. École Norm. Sup. 11(2):247–274.
- Piene, R. (1981). Cuspidal projections of space curves. Math. Ann. 256(1):95–119.
- Wall, C. T. C. (2004). Singular Points of Plane Curves. Cambridge: Cambridge University Press, xii+370 pp.