ESCA applied to free molecules. 
By K. Siegbahn [and others] 
 - Amsterdam,  North-Holland Pub. Co.,  1969 [1970] 
 - vii, 201 p.  27 cm. 
<br/><br/><label>ISBN: </label>0720401607 
<br/><br/><label>Subjects--Index Terms: </label>Electron spectroscopy.2.Free molecules 
<br/><br/><label>Dewey Class. No.: </label>544/.6  / SIE