Paternain, Gabriel P. 1964- Geodesic flows/ Gabriel P. Paternain. - Boston: Birkhäuser, c1999. - xii, 149 p.: ill.; 24 cm. - Progress in mathematics; v. 180 . - Progress in mathematics; . Includes bibliographical references (p. [139]-145) and index. ISBN: 0817641440 (alk. paper) 3764341440 (alk. paper) LCCN: 99038332 Subjects--Topical Terms: Geodesic flows. Dewey Class. No.: 516.362 / P295g