@article{NAM_1906_4_6__237_1,
     author = {Guitton, E.},
     title = {D\'emonstration de la formule $\int _{-\infty }^{+\infty } e^{- x^2}dx=\sqrt{\pi }$},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {237--239},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {4e s{\'e}rie, 6},
     year = {1906},
     language = {fr},
     url = {http://archive.numdam.org/item/NAM_1906_4_6__237_1/}
}