@article{AFST_2012_6_21_3_435_0,
     author = {J-M Aza{\"\i}s and F. Gamboa and B. Iooss},
     title = {Introduction},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {435--437},
     publisher = {Universit\'e Paul Sabatier, Institut de Math\'ematiques},
     address = {Toulouse},
     volume = {Ser. 6, 21},
     number = {3},
     year = {2012},
     doi = {10.5802/afst.1340},
     zbl = {1255.00014},
     language = {en},
     url = {https://afst.centre-mersenne.org/articles/10.5802/afst.1340/}
}