Titehmarsh, E. (1970). Eigenfunction expansions associated with second order differential equations. Clarendon.
Style de citation ChicagoTitehmarsh, E.C. Eigenfunction Expansions Associated with Second Order Differential Equations. Oxford: Clarendon, 1970.
Style de citation MLATitehmarsh, E.C. Eigenfunction Expansions Associated with Second Order Differential Equations. Clarendon, 1970.
Attention : ces citations peuvent ne pas être correctes à 100%.