@article{CM_1935__1__177_0,
     author = {Khintchine, A.},
     title = {Eine {Versch\"arfung} des {Poincar\'eschen} {{\textquotedblleft}Wiederkehrsatzes{\textquotedblright}}},
     journal = {Compositio Mathematica},
     pages = {177--179},
     publisher = {Johnson Reprint Corporation},
     volume = {1},
     year = {1935},
     zbl = {0008.35204},
     language = {de},
     url = {http://www.numdam.org/item/CM_1935__1__177_0/}
}