@article{AIHPA_1988__49_3_307_0,
     author = {Greenberger, Daniel M.},
     title = {The equivalence principle meets the uncertainty principle},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {307--314},
     publisher = {Gauthier-Villars},
     volume = {49},
     number = {3},
     year = {1988},
     mrnumber = {988430},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPA_1988__49_3_307_0/}
}