Daho, K. Y. (1979). Spectral theory of symmetric ordinary differential operators with an indefinite weight function. Uppsala University, Dept. of Mathematics.
Citação norma ChicagoDaho, K. Y. Spectral Theory of Symmetric Ordinary Differential Operators with an Indefinite Weight Function. Uppsala: Uppsala University, Dept. of Mathematics, 1979.
Citação norma MLADaho, K. Y. Spectral Theory of Symmetric Ordinary Differential Operators with an Indefinite Weight Function. Uppsala University, Dept. of Mathematics, 1979.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.