@article {ekim2010split,
	title = {Split-critical and uniquely split-colorable graphs},
	journal = {Discrete Mathematics and Theoretical Computer Science},
	volume = {12},
	number = {5},
	year = {2010},
	pages = {1{\textendash}24},
	author = {Ekim, Tinaz and Ries, Bernard and de Werra, Dominique and others}
}
