@inproceedings{Welch1965, 
     address = "New York, New York, USA", 
     author = "Welch, J T", 
     booktitle = "Proceedings of the 1965 20th national conference", 
     doi = "10.1145/800197.806053", 
     editor = "", 
     link = "http://portal.acm.org/citation.cfm?doid=800197.806053", 
     month = "aug", 
     pages = "296--301", 
     publisher = "ACM Press", 
     title = "Cycle Algorithms for Undirected Linear Graphs and Some immediate Applications", 
     uri = "http://portal.acm.org/citation.cfm?doid=800197.806053", 
     year = "1965", 
}

Problems: 428