An introduction to the theory of seis mology /
Bullen, Keith Edward, 1906-,
An introduction to the theory of seis mology / By k. e. bullen - 2 - 296 páginas
Sismología
QE534 / B85 1953
An introduction to the theory of seis mology / By k. e. bullen - 2 - 296 páginas
Sismología
QE534 / B85 1953