Reissig, R.; Sansone, G.; Conti, R. Nichtlineare Differentialgleichungen höherer Ordnung. (German) Zbl 0172.10801 Roma: Edizione Cremonese XV, 738 S. (1969). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 40 Documents Keywords:ordinary differential equations PDF BibTeX XML OpenURL