@article{Read1975, 
     author = "Read, Ronald C. and Tarjan, Robert Endre", 
     journal = "Networks", 
     link = "http://scholar.google.com/scholar?hl=en{\&}btnG=Search{\&}q=intitle:Bounds+on+backtrack+algorithms+for+listing+cycles,+paths,+and+Spanning+trees.\#0", 
     number = "3", 
     pages = "237--252", 
     title = "Bounds on backtrack algorithms for listing cycles, paths, and spanning trees", 
     uri = "http://scholar.google.com/scholar?hl=en{&}btnG=Search{&}q=intitle:Bounds+on+backtrack+algorithms+for+listing+cycles,+paths,+and+Spanning+trees.#0", 
     volume = "5", 
     year = "1975", 
}

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