12891 - The theory of stochastic processes. III |
12892 - The theory of the Riemann zeta-function |
12893 - The theory of the Riemann zeta-function |
12894 - The theory of ultrafilters |
12895 - The theory of ultraspherical multipliers |
12896 - The theory of uniform algebras |
12897 - The theory of valuations |
12898 - The thirteen books of Euclid's Elements translated from the text of Heiberg. Vol. I: Introduction and Books I, II - Second edition rev. with additions |
12899 - The thirteen books of Euclid's Elements translated from the text of Heiberg. Vol. II : Books III–IX - Second edition revised with additions |
12900 - The thirteen books of Euclid's Elements translated from the text of Heiberg. Vol. III: Books X–XIII and Appendix |



