@article{TM_2012_276_a4,
     author = {\'Etienne Fouvry and Florent Jouve},
     title = {Fundamental solutions to {Pell} equation with prescribed size},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {46--56},
     year = {2012},
     volume = {276},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TM_2012_276_a4/}
}