@inbook{12535,
  author = {Anders Logg and Hans Langtangen and Xing Cai},
  title = {Past and Future Perspectives on Scientific Software},
  year = {2009},
  journal = {Simula Research Laboratory - by thinking constantly about it},
  chapter = {23},
  pages = {321-362},
  publisher = {Springer},
  address = {Heidelberg},
  isbn = {978-3-642-01155-9},
  editor = {Aslak Tveito and Are Bruaset and Olav Lysne},
}