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Vaona, Guido Sulla deformazione proiettiva dei tritessuti di curve piane. (Italian) Zbl 0097.15703 Ann. Mat. Pura Appl., IV. Ser. 46, 43-69 (1958). PDF BibTeX XML Cite \textit{G. Vaona}, Ann. Mat. Pura Appl. (4) 46, 43--69 (1958; Zbl 0097.15703) Full Text: DOI OpenURL
Bol, G. Über Geradengewebe. ”Topologische Fragen der Differentialgeometrie”. LXV. (German) Zbl 0018.42502 Ann. Mat. Pura Appl., IV. Ser. 17, 45-58 (1938). PDF BibTeX XML Cite \textit{G. Bol}, Ann. Mat. Pura Appl. (4) 17, 45--58 (1938; Zbl 0018.42502) Full Text: DOI OpenURL