Cita APA

Figueiredo, R. P. d. (1960). Contribution to the theory of certain non-linear differential equations. Junta de Investigações do Ultramar.

Citación estilo Chicago

Figueiredo, Rui Pacheco de. Contribution to the Theory of Certain Non-linear Differential Equations. Lisboa: Junta de Investigações do Ultramar, 1960.

Cita MLA

Figueiredo, Rui Pacheco de. Contribution to the Theory of Certain Non-linear Differential Equations. Lisboa: Junta de Investigações do Ultramar, 1960.