An introduction to the theory of seismology.2nd ed.
Bullen,K.E.
An introduction to the theory of seismology.2nd ed. - Cambridge Univ.Press 1959 - 296
Science of the Earth.
Science of the Earth.
551.1
An introduction to the theory of seismology.2nd ed. - Cambridge Univ.Press 1959 - 296
Science of the Earth.
Science of the Earth.
551.1