Taïeb, Amele On singular systems of nonlinear equations involving \(3n\)-Caputo derivatives. (English) Zbl 1435.35166 Acta Comment. Univ. Tartu. Math. 23, No. 2, 179-192 (2019). MSC: 35J60 35R11 35A01 35A02 PDFBibTeX XMLCite \textit{A. Taïeb}, Acta Comment. Univ. Tartu. Math. 23, No. 2, 179--192 (2019; Zbl 1435.35166) Full Text: DOI
Kruglikov, Boris; Lychagin, Valentin On equivalence of differential equations. (English) Zbl 1122.35302 Acta Comment. Univ. Tartu. Math. 3, 7-29 (1999). MSC: 35A30 35N10 53C21 58J72 PDFBibTeX XMLCite \textit{B. Kruglikov} and \textit{V. Lychagin}, Acta Comment. Univ. Tartu. Math. 3, 7--29 (1999; Zbl 1122.35302)