@article{AIF_1996__46_5_1519_0,
     author = {Ulmer, Douglas L.},
     title = {Slopes of modular forms and congruences},
     journal = {Annales de l'Institut Fourier},
     pages = {1519--1519},
     publisher = {Association des Annales de l{\textquoteright}institut Fourier},
     volume = {46},
     number = {5},
     year = {1996},
     doi = {10.5802/aif.1557},
     mrnumber = {97i:11046b},
     zbl = {0834.11024},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/aif.1557/}
}