Relèvement et formes quadratiques à 4 variables
Séminaire Delange-Pisot-Poitou. Théorie des nombres, Volume 18 (1976-1977) no. 2, Talk no. 25, 7 p. 
@article{SDPP_1976-1977__18_2_A6_0,
     author = {Waldspurger, Jean-Loup},
     title = {Rel\`evement et formes quadratiques \`a 4 variables},
     journal = {S\'eminaire Delange-Pisot-Poitou. Th\'eorie des nombres},
     publisher = {Secr\'etariat math\'ematique},
     volume = {18},
     number = {2},
     year = {1976-1977},
     note = {talk:25},
     zbl = {0375.10016},
     mrnumber = {551349},
     language = {fr},
     url = {http://www.numdam.org/item/SDPP_1976-1977__18_2_A6_0}
}

Waldspurger, Jean-Loup. Relèvement et formes quadratiques à 4 variables. Séminaire Delange-Pisot-Poitou. Théorie des nombres, Volume 18 (1976-1977) no. 2, Talk no. 25, 7 p. http://www.numdam.org/item/SDPP_1976-1977__18_2_A6_0/

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