TY - BOOK AU - Ben-Menahem, Ari AU - Singh, Sarva Jit TI - Seismic waves and sources SN - 0-387-90506-5 U1 - 551.22 PY - 1981/// CY - New York PB - Springer KW - Seismic waves KW - Seismology-Mathmatics KW - Waves N1 - Includes bibliographical references and index ER -