@article{SJ_1959-1960__3__A8_0,
     author = {Papapetrou, Achilles},
     title = {Champs p\'eriodiques partout r\'eguliers dans la th\'eorie {d'Einstein-Schr\"odinger}},
     journal = {S\'eminaire Janet. M\'ecanique analytique et m\'ecanique c\'eleste},
     note = {talk:8},
     pages = {1--10},
     publisher = {Secr\'etariat math\'ematique},
     volume = {3},
     year = {1959-1960},
     zbl = {0103.44802},
     language = {fr},
     url = {http://archive.numdam.org/item/SJ_1959-1960__3__A8_0/}
}