Treves, F. (1968). Ovcyannikov theorem and hyperdifferential operators. Instituto de Matemática Pura e Aplicada.
Citación estilo ChicagoTreves, Francois. Ovcyannikov Theorem and Hyperdifferential Operators. Río de Janeiro: Instituto de Matemática Pura e Aplicada, 1968.
Cita MLATreves, Francois. Ovcyannikov Theorem and Hyperdifferential Operators. Instituto de Matemática Pura e Aplicada, 1968.
Warning: These citations may not always be 100% accurate.