Integrable 1+1 dimensional hierarchies arising from reduction of a non-isospectral problem in 2+1 dimensions. - Pilar G. Estévez; Juan D. Lejarreta; Cristina Sardón (Appl. Math. Comput., 2013)

Derivative non-linear Schrödinger equation: Singular manifold method and Lie symmetries. - Paz Albares; Pilar G. Estévez; Juan D. Lejarreta (Appl. Math. Comput., 2021)