@article{10_4153_CJM_2007_023_0,
     author = {Dasgupta, Samit},
     title = {Computations of {Elliptic} {Units} for {Real} {Quadratic} {Fields}},
     journal = {Canadian journal of mathematics},
     pages = {553--574},
     year = {2007},
     volume = {59},
     number = {3},
     doi = {10.4153/CJM-2007-023-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2007-023-0/}
}