Colombo, B. Sopra un’equazione a derivate parziali del quarto ordine. (Italian) Zbl 0006.01503 Atti Accad. Naz. Lincei, Rend., VI. Ser. 16, 291-296 (1932). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document Keywords:differential equations PDF BibTeX XML Cite \textit{B. Colombo}, Atti Accad. Naz. Lincei, Rend., VI. Ser. 16, 291--296 (1932; Zbl 0006.01503)