|  ZhETF, Vol. 78, 
No. 1,
p. 53 (January 1980)
 (English translation - JETP, 
	Vol. 51, 
	No. 1,
	p. 26,
	January 1980
)
 
 The issue content is only available in english translation.
 
 
 
	Influence of crystal lattice on the population of high excited states of Er3+ ions under infrared excitation
A.A. Glushko, V.V. Osiko, Yu. P. Timofeev, I.A. Shcherbakov
 
 Received: May 16, 1979
 
 
 
 
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