@article{10_4153_CMB_1994_014_8,
     author = {Mollin, R. A. and Zhang, L.-C.},
     title = {A {Lower} {Bound} for the {Class} {Number} of a {Real} {Quadratic} {Field} of {ERD-Type}},
     journal = {Canadian mathematical bulletin},
     pages = {90--96},
     year = {1994},
     volume = {37},
     number = {1},
     doi = {10.4153/CMB-1994-014-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1994-014-8/}
}