Bibtex of Graph / Subgraph

@article{Avis1996, 
     author = "Avis, David and Fukuda, Komei", 
     doi = "10.1016/0166-218X(95)00026-N", 
     issn = "0166218X", 
     journal = "Discrete Applied Mathematics", 
     link = "http://linkinghub.elsevier.com/retrieve/pii/0166218X9500026N", 
     month = "mar", 
     number = "1-3", 
     pages = "21--46", 
     title = "Reverse search for enumeration", 
     uri = "http://linkinghub.elsevier.com/retrieve/pii/0166218X9500026N", 
     volume = "65", 
     year = "1996", 
}

@article{Koch2001, 
     author = "Koch, Ina", 
     doi = "10.1016/S0304-3975(00)00286-3", 
     issn = "03043975", 
     journal = "Theoretical Computer Science", 
     keyword = "Bron–Kerbosch algorithm,Cliques,Connected maximal common subgraphs,Graph theory", 
     link = "http://www.sciencedirect.com/science/article/pii/S0304397500002863 http://linkinghub.elsevier.com/retrieve/pii/S0304397500002863", 
     month = "jan", 
     number = "1-2", 
     pages = "1--30", 
     title = "Enumerating All Connected Maximal Common Subgraphs in Two Graphs", 
     uri = "http://www.sciencedirect.com/science/article/pii/S0304397500002863", 
     volume = "250", 
     year = "2001", 
}