@article{AFM_2006_31_2_a3,
     author = {Ian Short},
     title = {The hyperbolic geometry of continued fractions {K(1} | bn)},
     journal = {Annales Fennici Mathematici},
     pages = {315--327},
     year = {2006},
     volume = {31},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AFM_2006_31_2_a3/}
}