Ertl, Gerhard. Low energy electrons and surface chemistry / Gerhara Ertl, Jurgen Kuppers. - Weinheim : Verlag Chemie, 1974. - x, 251 p. : ill. ; 25 cm. - Monographs in modern chemistry v. 4 . ISBN: 3527255621 DM98.00 LCCN: 74-82758 Subjects--Topical Terms: Surface chemistry.Electrons--Diffraction.