On the Darboux integrable hyperbolic equations

Group Analysis of Differential Equations.

Willard Miller · American Mathematical Monthly · 1985 · 2.5K citations

Natural Sciences, Mathematics, Differential Equations +12

Group analysis of differential equations

Gian‐Carlo Rota · Advances in Mathematics · 1983 · 436 citations

Natural Sciences, Mathematics, Differential Equations +12

Higher symmetries of two-dimensional lattices

A. B. Shabat · Physics Letters A · 1995 · 38 citations

Natural Sciences, Mathematics, Physics +12

On nonclassical invertible transformations of hyperbolic equations

S. I. Svinolupov · European Journal of Applied Mathematics · 1995 · 12 citations

Natural Sciences, Mathematics, Differential Equations +9