@article{Shier1979, 
     author = "Shier, D. R.", 
     doi = "10.1002/net.3230090303", 
     issn = "00283045", 
     journal = "Networks", 
     link = "http://doi.wiley.com/10.1002/net.3230090303", 
     number = "3", 
     pages = "195--214", 
     title = "On algorithms for finding the k shortest paths in a network", 
     uri = "http://doi.wiley.com/10.1002/net.3230090303", 
     volume = "9", 
     year = "1979", 
}

Problems: 109