@book{AST_1986__137__1_0,
     author = {Hulek, Klaus},
     title = {Projective geometry of elliptic curves},
     series = {Ast\'erisque},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {137},
     year = {1986},
     zbl = {0602.14024},
     language = {en},
     url = {http://www.numdam.org/item/AST_1986__137__1_0/}
}