Operational Methods in Mathematical Physics. No.23
Jeffreys, H.
Operational Methods in Mathematical Physics. No.23 - Cambriidge University Press 1927 - .
(GEN) Cambridge Tracts in Mathematics and Mathematical Physics.
S845
Operational Methods in Mathematical Physics. No.23 - Cambriidge University Press 1927 - .
(GEN) Cambridge Tracts in Mathematics and Mathematical Physics.
S845