@article{AFST_2010_6_19_S1_3_0,
     author = {Delzell, Charles N. and Madden, James J.},
     title = {Introduction},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {3--11},
     publisher = {Universit\'e Paul Sabatier, Institut de math\'ematiques},
     address = {Toulouse},
     volume = {Ser. 6, 19},
     number = {S1},
     year = {2010},
     doi = {10.5802/afst.1271},
     mrnumber = {2675717},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/afst.1271/}
}