Eigenfunction expansions associated with second-order differential equations/
Titchmarsh, E. C. 1899-
Eigenfunction expansions associated with second-order differential equations/ E. C. Titchmarsh. - Oxford: Clarendon Press, 1946. - [vii], 176 p.
515.35 / T617e
Eigenfunction expansions associated with second-order differential equations/ E. C. Titchmarsh. - Oxford: Clarendon Press, 1946. - [vii], 176 p.
515.35 / T617e