@article{AMBP_2009__16_1_1_0,
     author = {Frey, Gerhard},
     title = {On {Bilinear} {Structures} on {Divisor} {Class} {Groups}},
     journal = {Annales math\'ematiques Blaise Pascal},
     pages = {1--26},
     publisher = {Annales math\'ematiques Blaise Pascal},
     volume = {16},
     number = {1},
     year = {2009},
     doi = {10.5802/ambp.250},
     zbl = {1187.11044},
     mrnumber = {2514524},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/ambp.250/}
}