@InProceedings{CKT11,
 author= "Raphael Khoury and Abdelwahab Hamou-Lhadj and Mario Couture and Robert Charpentieri",
 title = "Diversity Through N-Version Programming: Current State, Challenges and 
Recommendations",
 journal = {Information Technology and Computer Science (IJITCS) },
 year = "2012",
  volume = "4",
  number = "2",
  pages = "56-64",
  month = "mar"
}