Non-linear differential equations of higher order.
[By] R. Reissig, G. Sansone [and] R. Conti.
- Leyden, Noordhoff International Publishing, 1974.
Translation of Nichtlineare Differentialgleichungen hoherer Ordnung. Original ed. published in 1969 under title 'Nichtlineare differentialgleichungen hoherer Ordnung.'