@article{GAU_1979-1981__7-8__A11_0,
     author = {Dwork, Bernard},
     title = {On {Apery's} differential operator},
     journal = {Groupe de travail d'analyse ultram\'etrique},
     note = {talk:25},
     pages = {1--6},
     publisher = {Secr\'etariat math\'ematique},
     volume = {7-8},
     year = {1979-1981},
     zbl = {0493.12031},
     language = {en},
     url = {http://www.numdam.org/item/GAU_1979-1981__7-8__A11_0/}
}