@INPROCEEDINGS{ZER14,
  Author = {Zernadji, Tarek and Tibermacine, Chouki 
  and Cherif, Foudil},
  Title = {Processing the Evolution of Quality Requirements of Web
  Service Orchestrations: a Pattern-based Approach},
  Booktitle = {In proceedings of the 11th Working IEEE/IFIP Conference
  on Software Architecture (WICSA'14)},
  Month = {April},
  Year = {2014},
  Address = {Sydney, Australia},
  Publisher = {IEEE Computer Society Press}
}