1. V. I. Arnold, V. A. Vassiliev, V. V. Goryunov, and O. V. Lyashko, Singularities, II. Classification and Applications, Encyclopaedia Math. Sci., vol. 39, Springer-Verlag, Berlin–New York, 1993.
2. D. N. Bernstein, A. G. Kushnirenko, and A. G. Khovanskii, Uspekhi Mat. Nauk, 31:3 (1976), 201–202.
3. I. M. Gelfand, M. M. Kapranov, and A. V. Zelevinsky, Discriminants, Resultants, and Multidimensional Determinants, Birkhäuser, Boston, 1994.
4. V. A. Vassiliev, Applied Picard–Lefschetz theory, Amer. Math. Soc., Providence, RI, 2002.
5. V. A. Vassiliev, Arnold Math. J., 1:2 (2015), 201–210.