Vergallo, Pierandrea Quasilinear systems of first order PDEs with nonlocal Hamiltonian structures. (English) Zbl 07620721 Math. Phys. Anal. Geom. 25, No. 4, Paper No. 26, 19 p. (2022). MSC: 35G50 37K06 37K10 PDF BibTeX XML Cite \textit{P. Vergallo}, Math. Phys. Anal. Geom. 25, No. 4, Paper No. 26, 19 p. (2022; Zbl 07620721) Full Text: DOI arXiv OpenURL
Vergallo, Pierandrea; Vitolo, Raffaele Homogeneous Hamiltonian operators and the theory of coverings. (English) Zbl 07341144 Differ. Geom. Appl. 75, Article ID 101713, 16 p. (2021). MSC: 37K06 37K10 37K20 37K25 35R20 PDF BibTeX XML Cite \textit{P. Vergallo} and \textit{R. Vitolo}, Differ. Geom. Appl. 75, Article ID 101713, 16 p. (2021; Zbl 07341144) Full Text: DOI arXiv OpenURL
Zhou, Huijuan; Li, Chuanzhong; Li, Xinyue; Li, Fushan Nonlocal symmetries of Frobenius sinh-Gordon systems. (English) Zbl 1446.37063 Adv. Difference Equ. 2018, Paper No. 271, 7 p. (2018). MSC: 37K35 37K30 35Q51 PDF BibTeX XML Cite \textit{H. Zhou} et al., Adv. Difference Equ. 2018, Paper No. 271, 7 p. (2018; Zbl 1446.37063) Full Text: DOI OpenURL
Chetverikov, V. N. Coverings and integrable pseudosymmetries of differential equations. (English. Russian original) Zbl 1387.35021 Differ. Equ. 53, No. 11, 1428-1439 (2017); translation from Differ. Uravn. 53, No. 11, 1461-1472 (2017). MSC: 35B06 58J72 PDF BibTeX XML Cite \textit{V. N. Chetverikov}, Differ. Equ. 53, No. 11, 1428--1439 (2017; Zbl 1387.35021); translation from Differ. Uravn. 53, No. 11, 1461--1472 (2017) Full Text: DOI OpenURL
Sahadevan, R.; Khousalya, S.; Devi, L. Nalini Nonlocal symmetries and recursion operators: Partial differential and differential-difference equations. (English) Zbl 1080.35126 J. Math. Anal. Appl. 308, No. 2, 636-655 (2005). Reviewer: Boris V. Loginov (Ul’yanovsk) MSC: 35Q53 37K05 35R10 37K60 76M60 PDF BibTeX XML Cite \textit{R. Sahadevan} et al., J. Math. Anal. Appl. 308, No. 2, 636--655 (2005; Zbl 1080.35126) Full Text: DOI OpenURL