Shermenev, A. M. Pseudopotentials for the Korteweg-de Vries equation. (English) Zbl 0439.35063 Russ. Math. Surv. 34, No. 3, 218-219 (1979). MSC: 35Q99 35G20 PDF BibTeX XML Cite \textit{A. M. Shermenev}, Russ. Math. Surv. 34, No. 3, 218--219 (1979; Zbl 0439.35063) Full Text: DOI
Sermenev, A. M. Pseudopotentiale der Korteweg de Vriesschen Gleichung. (Russian) Zbl 0408.35075 Usp. Mat. Nauk 34, No. 3(207), 217-218 (1979). MSC: 35Q99 35G20 PDF BibTeX XML Cite \textit{A. M. Sermenev}, Usp. Mat. Nauk 34, No. 3(207), 217--218 (1979; Zbl 0408.35075)