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		| Paper: | 
		Observations of Cataclysmic Variables and O - C Analysis | 
	 
	
		| Volume: | 
		335, The Light-Time Effect in Astrophysics:  Causes and Cures of the O - C diagram | 
	 
	
		| Page: | 
		305 | 
	 
	
		| Authors: | 
		Katysheva, N.A. | 
	 
	
	
		| Abstract: | 
		We review some observational data on cataclysmic variables: SU UMa stars during the superoutbursts, some dwarf novae, and several classical novae. The O – C diagrams for these objects are presented. | 
	 
	
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