Bielecki, Adam; Kluczny, Czesław Sur une généralisation d’un théorème de H. Kneser. (French) Zbl 0103.05401 Ann. Univ. Mariae Curie-Skłodowska, Sect. A 14, 111-116 (1960). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 34-XX Ordinary differential equations Keywords:ordinary differential equations PDF BibTeX XML Cite \textit{A. Bielecki} and \textit{C. Kluczny}, Ann. Univ. Mariae Curie-Skłodowska, Sect. A 14, 111--116 (1960; Zbl 0103.05401)