  
ZhETF, Vol. 66, 
No. 1,
p. 254 (July 1974) 
(English translation - JETP, 
	Vol. 39, 
	No. 1,
	p. 121,
	July 1974
)
  
	The issue content is only available in english translation.
	
  
	Energy spectra of helium ions scattered from the (100) surface of a PbS crystal
 
	V.G. Matsevich, G.K. Zyryanov
  
	Received: July 18, 1973
  
	 
	 
	 
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