@article{AIHP_1930__1_2_77_0,
     author = {De Donder, TH.},
     title = {La {Gravifique} {Einsteinienne} {Six} conf\'erences donn\'ees \`a {l'Institut} {Henri} {Poincar\'e}},
     journal = {Annales de l'institut Henri Poincar\'e},
     pages = {77--116},
     publisher = {INSTITUT HENRI POINCAR\'E ET LES PRESSES UNIVERSITAIRES DE FRANCE},
     volume = {1},
     number = {2},
     year = {1930},
     language = {fr},
     url = {http://archive.numdam.org/item/AIHP_1930__1_2_77_0/}
}