Titchmarsh, E. C. (1958). Eigen function expansions associated with second order diffeerential equations. 2 pts (2nd ed.).
Style de citation ChicagoTitchmarsh, E. C. Eigen Function Expansions Associated with Second Order Diffeerential Equations. 2 Pts. 2nd ed. 1958.
Style de citation MLATitchmarsh, E. C. Eigen Function Expansions Associated with Second Order Diffeerential Equations. 2 Pts. 2nd ed. 1958.
Attention : ces citations peuvent ne pas être correctes à 100%.