@article{PHSC_1997__2_3_27_0,
     author = {Gray, Jeremy},
     title = {Poincar\'e in the archives - two examples},
     journal = {Philosophia Scientiae},
     pages = {27--39},
     publisher = {\'Editions Kim\'e},
     volume = {2},
     number = {3},
     year = {1997},
     language = {en},
     url = {http://archive.numdam.org/item/PHSC_1997__2_3_27_0/}
}