@article{TM2_2008_XI_1_a3,
     author = {Petr Eisenmann},
     title = {Why is it not true that 0.999 ... < 1 ?},
     journal = {The Teaching of Mathematics},
     pages = {35 },
     publisher = {mathdoc},
     volume = {XI},
     number = {1},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TM2_2008_XI_1_a3/}
}