@article{JTNB_1996__8_2_283_0,
     author = {Bosma, Wieb and Stevenhagen, Peter},
     title = {On the computation of quadratic $2$-class groups},
     journal = {Journal de th\'eorie des nombres de Bordeaux},
     pages = {283--313},
     publisher = {Universit\'e Bordeaux I},
     volume = {8},
     number = {2},
     year = {1996},
     mrnumber = {1438471},
     zbl = {0870.11080},
     language = {en},
     url = {http://www.numdam.org/item/JTNB_1996__8_2_283_0/}
}