Inverse methods : general principles and applications to Earth system sciences / edited by N. K. Indira and P. K. Gupta. - New Delhi : Narosa, c 1998. - xiv, 251 p. : ill. ; 24 cm. 322 322 ISBN: 81-7319-212-X Subjects--Topical Terms: Earth sciences. Dewey Class. No.: 550 / I1