@phdthesis{BJHTUP11_1993__0345__P0_0,
     author = {Harari, David},
     title = {L'obstruction de {Manin} : passage des fibres \`a l'espace total d'une fibration : applications},
     series = {Th\`eses d'Orsay},
     publisher = {Universit\'e de Paris-Sud Centre d'Orsay},
     number = {345},
     year = {1993},
     language = {fr},
     url = {http://www.numdam.org/item/BJHTUP11_1993__0345__P0_0/}
}